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Finding the Fourth Proportional to 473,088.91, 709,370.84 and 157,373.59

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Solution

The fourth proportional to 473,088.91, 709,370.84 and 157,373.59 is: 235,973.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,088.91 : 709,370.84 = 157,373.59 : x
  2. Step 2: Convert to fraction form
    473,088.91/709,370.84 = 157,373.59/x
  3. Step 3: Cross multiply
    473,088.91x = 709,370.84 × 157,373.59
  4. Step 4: Simplify right side
    473,088.91x = 111,636,234,945.25
  5. Step 5: Solve for x
    x = 111,636,234,945.25/473,088.91
  6. Step 6: Final answer
    x = 235,973.05

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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.