Home / 649,322.20-973,983.30-538,730.20

Finding the Fourth Proportional to 649,322.20, 973,983.30 and 538,730.20

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Solution

The fourth proportional to 649,322.20, 973,983.30 and 538,730.20 is: 808,095.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,322.20 : 973,983.30 = 538,730.20 : x
  2. Step 2: Convert to fraction form
    649,322.20/973,983.30 = 538,730.20/x
  3. Step 3: Cross multiply
    649,322.20x = 973,983.30 × 538,730.20
  4. Step 4: Simplify right side
    649,322.20x = 524,714,218,005.66
  5. Step 5: Solve for x
    x = 524,714,218,005.66/649,322.20
  6. Step 6: Final answer
    x = 808,095.30

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Similar ratio
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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.