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Finding the Fourth Proportional to 590,617.74, 885,926.62 and 337,720.84

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Solution

The fourth proportional to 590,617.74, 885,926.62 and 337,720.84 is: 506,581.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,617.74 : 885,926.62 = 337,720.84 : x
  2. Step 2: Convert to fraction form
    590,617.74/885,926.62 = 337,720.84/x
  3. Step 3: Cross multiply
    590,617.74x = 885,926.62 × 337,720.84
  4. Step 4: Simplify right side
    590,617.74x = 299,195,877,010.83
  5. Step 5: Solve for x
    x = 299,195,877,010.83/590,617.74
  6. Step 6: Final answer
    x = 506,581.25

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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.