Home / 472,619.68-708,925.87-117,631.31

Finding the Fourth Proportional to 472,619.68, 708,925.87 and 117,631.31

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Solution

The fourth proportional to 472,619.68, 708,925.87 and 117,631.31 is: 176,446.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,619.68 : 708,925.87 = 117,631.31 : x
  2. Step 2: Convert to fraction form
    472,619.68/708,925.87 = 117,631.31/x
  3. Step 3: Cross multiply
    472,619.68x = 708,925.87 × 117,631.31
  4. Step 4: Simplify right side
    472,619.68x = 83,391,878,780.99
  5. Step 5: Solve for x
    x = 83,391,878,780.99/472,619.68
  6. Step 6: Final answer
    x = 176,446.06

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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.