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Finding the Fourth Proportional to 536,946.64, 740,925 and 429,477.52

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Solution

The fourth proportional to 536,946.64, 740,925 and 429,477.52 is: 592,629.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,946.64 : 740,925 = 429,477.52 : x
  2. Step 2: Convert to fraction form
    536,946.64/740,925 = 429,477.52/x
  3. Step 3: Cross multiply
    536,946.64x = 740,925 × 429,477.52
  4. Step 4: Simplify right side
    536,946.64x = 318,210,631,506
  5. Step 5: Solve for x
    x = 318,210,631,506/536,946.64
  6. Step 6: Final answer
    x = 592,629.90

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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.