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Finding the Fourth Proportional to 337,883.50, 506,420.79 and 157,726.54

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Solution

The fourth proportional to 337,883.50, 506,420.79 and 157,726.54 is: 236,401.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,883.50 : 506,420.79 = 157,726.54 : x
  2. Step 2: Convert to fraction form
    337,883.50/506,420.79 = 157,726.54/x
  3. Step 3: Cross multiply
    337,883.50x = 506,420.79 × 157,726.54
  4. Step 4: Simplify right side
    337,883.50x = 79,875,998,990.77
  5. Step 5: Solve for x
    x = 79,875,998,990.77/337,883.50
  6. Step 6: Final answer
    x = 236,401.01

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1.5x scale

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.