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Finding the Fourth Proportional to 573,116.59, 790,571.51 and 357,883.03

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Solution

The fourth proportional to 573,116.59, 790,571.51 and 357,883.03 is: 493,672.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,116.59 : 790,571.51 = 357,883.03 : x
  2. Step 2: Convert to fraction form
    573,116.59/790,571.51 = 357,883.03/x
  3. Step 3: Cross multiply
    573,116.59x = 790,571.51 × 357,883.03
  4. Step 4: Simplify right side
    573,116.59x = 282,932,125,641.06
  5. Step 5: Solve for x
    x = 282,932,125,641.06/573,116.59
  6. Step 6: Final answer
    x = 493,672.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.