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Finding the Fourth Proportional to 572,775, 858,946.50 and 460,178.52

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Solution

The fourth proportional to 572,775, 858,946.50 and 460,178.52 is: 690,094.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,775 : 858,946.50 = 460,178.52 : x
  2. Step 2: Convert to fraction form
    572,775/858,946.50 = 460,178.52/x
  3. Step 3: Cross multiply
    572,775x = 858,946.50 × 460,178.52
  4. Step 4: Simplify right side
    572,775x = 395,268,729,129.18
  5. Step 5: Solve for x
    x = 395,268,729,129.18/572,775
  6. Step 6: Final answer
    x = 690,094.24

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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.