Home / 1,506,143.20-2,259,200.40-368,910.40

Finding the Fourth Proportional to 1,506,143.20, 2,259,200.40 and 368,910.40

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Solution

The fourth proportional to 1,506,143.20, 2,259,200.40 and 368,910.40 is: 553,362.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,506,143.20 : 2,259,200.40 = 368,910.40 : x
  2. Step 2: Convert to fraction form
    1,506,143.20/2,259,200.40 = 368,910.40/x
  3. Step 3: Cross multiply
    1,506,143.20x = 2,259,200.40 × 368,910.40
  4. Step 4: Simplify right side
    1,506,143.20x = 833,442,523,244.16
  5. Step 5: Solve for x
    x = 833,442,523,244.16/1,506,143.20
  6. Step 6: Final answer
    x = 553,362.07

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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.