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Finding the Fourth Proportional to 590,937.60, 885,830.40 and 337,958.40

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Solution

The fourth proportional to 590,937.60, 885,830.40 and 337,958.40 is: 506,608.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,937.60 : 885,830.40 = 337,958.40 : x
  2. Step 2: Convert to fraction form
    590,937.60/885,830.40 = 337,958.40/x
  3. Step 3: Cross multiply
    590,937.60x = 885,830.40 × 337,958.40
  4. Step 4: Simplify right side
    590,937.60x = 299,373,824,655.36
  5. Step 5: Solve for x
    x = 299,373,824,655.36/590,937.60
  6. Step 6: Final answer
    x = 506,608.18

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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.