Home / 1,371,000.20-2,056,500.30-360,055.40

Finding the Fourth Proportional to 1,371,000.20, 2,056,500.30 and 360,055.40

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Solution

The fourth proportional to 1,371,000.20, 2,056,500.30 and 360,055.40 is: 540,083.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,000.20 : 2,056,500.30 = 360,055.40 : x
  2. Step 2: Convert to fraction form
    1,371,000.20/2,056,500.30 = 360,055.40/x
  3. Step 3: Cross multiply
    1,371,000.20x = 2,056,500.30 × 360,055.40
  4. Step 4: Simplify right side
    1,371,000.20x = 740,454,038,116.62
  5. Step 5: Solve for x
    x = 740,454,038,116.62/1,371,000.20
  6. Step 6: Final answer
    x = 540,083.10

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.