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Finding the Fourth Proportional to 573,045.54, 859,740.03 and 231,313.02

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Solution

The fourth proportional to 573,045.54, 859,740.03 and 231,313.02 is: 347,038.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,045.54 : 859,740.03 = 231,313.02 : x
  2. Step 2: Convert to fraction form
    573,045.54/859,740.03 = 231,313.02/x
  3. Step 3: Cross multiply
    573,045.54x = 859,740.03 × 231,313.02
  4. Step 4: Simplify right side
    573,045.54x = 198,869,062,754.19
  5. Step 5: Solve for x
    x = 198,869,062,754.19/573,045.54
  6. Step 6: Final answer
    x = 347,038.85

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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.