Home / 1,105,246.80-1,657,870.20-357,368.40

Finding the Fourth Proportional to 1,105,246.80, 1,657,870.20 and 357,368.40

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Solution

The fourth proportional to 1,105,246.80, 1,657,870.20 and 357,368.40 is: 536,052.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,246.80 : 1,657,870.20 = 357,368.40 : x
  2. Step 2: Convert to fraction form
    1,105,246.80/1,657,870.20 = 357,368.40/x
  3. Step 3: Cross multiply
    1,105,246.80x = 1,657,870.20 × 357,368.40
  4. Step 4: Simplify right side
    1,105,246.80x = 592,470,420,781.68
  5. Step 5: Solve for x
    x = 592,470,420,781.68/1,105,246.80
  6. Step 6: Final answer
    x = 536,052.60

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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.