Home / 402,875,358.30-604,313,037.45-355,258,244.70

Finding the Fourth Proportional to 402,875,358.30, 604,313,037.45 and 355,258,244.70

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Solution

The fourth proportional to 402,875,358.30, 604,313,037.45 and 355,258,244.70 is: 532,887,367.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,875,358.30 : 604,313,037.45 = 355,258,244.70 : x
  2. Step 2: Convert to fraction form
    402,875,358.30/604,313,037.45 = 355,258,244.70/x
  3. Step 3: Cross multiply
    402,875,358.30x = 604,313,037.45 × 355,258,244.70
  4. Step 4: Simplify right side
    402,875,358.30x = 214,687,188,933,812,384
  5. Step 5: Solve for x
    x = 214,687,188,933,812,384/402,875,358.30
  6. Step 6: Final answer
    x = 532,887,367.05

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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.