Home / 974,088.40-1,461,132.60-342,920.20

Finding the Fourth Proportional to 974,088.40, 1,461,132.60 and 342,920.20

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Solution

The fourth proportional to 974,088.40, 1,461,132.60 and 342,920.20 is: 514,380.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,088.40 : 1,461,132.60 = 342,920.20 : x
  2. Step 2: Convert to fraction form
    974,088.40/1,461,132.60 = 342,920.20/x
  3. Step 3: Cross multiply
    974,088.40x = 1,461,132.60 × 342,920.20
  4. Step 4: Simplify right side
    974,088.40x = 501,051,883,418.52
  5. Step 5: Solve for x
    x = 501,051,883,418.52/974,088.40
  6. Step 6: Final answer
    x = 514,380.30

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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.