Home / 473,076.08-709,727.10-157,535.72

Finding the Fourth Proportional to 473,076.08, 709,727.10 and 157,535.72

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Solution

The fourth proportional to 473,076.08, 709,727.10 and 157,535.72 is: 236,341.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,076.08 : 709,727.10 = 157,535.72 : x
  2. Step 2: Convert to fraction form
    473,076.08/709,727.10 = 157,535.72/x
  3. Step 3: Cross multiply
    473,076.08x = 709,727.10 × 157,535.72
  4. Step 4: Simplify right side
    473,076.08x = 111,807,369,702.01
  5. Step 5: Solve for x
    x = 111,807,369,702.01/473,076.08
  6. Step 6: Final answer
    x = 236,341.20

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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.