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Finding the Fourth Proportional to 569,024.57, 852,801.06 and 425,745.69

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Solution

The fourth proportional to 569,024.57, 852,801.06 and 425,745.69 is: 638,068.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,024.57 : 852,801.06 = 425,745.69 : x
  2. Step 2: Convert to fraction form
    569,024.57/852,801.06 = 425,745.69/x
  3. Step 3: Cross multiply
    569,024.57x = 852,801.06 × 425,745.69
  4. Step 4: Simplify right side
    569,024.57x = 363,076,378,921.66
  5. Step 5: Solve for x
    x = 363,076,378,921.66/569,024.57
  6. Step 6: Final answer
    x = 638,068.02

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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.