Home / 649,528.92-975,176.91-365,419.40

Finding the Fourth Proportional to 649,528.92, 975,176.91 and 365,419.40

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Solution

The fourth proportional to 649,528.92, 975,176.91 and 365,419.40 is: 548,626.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,528.92 : 975,176.91 = 365,419.40 : x
  2. Step 2: Convert to fraction form
    649,528.92/975,176.91 = 365,419.40/x
  3. Step 3: Cross multiply
    649,528.92x = 975,176.91 × 365,419.40
  4. Step 4: Simplify right side
    649,528.92x = 356,348,556,470.17
  5. Step 5: Solve for x
    x = 356,348,556,470.17/649,528.92
  6. Step 6: Final answer
    x = 548,626.16

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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.