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Finding the Fourth Proportional to 533,925.12, 736,850.88 and 307,566.72

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Solution

The fourth proportional to 533,925.12, 736,850.88 and 307,566.72 is: 424,461.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,925.12 : 736,850.88 = 307,566.72 : x
  2. Step 2: Convert to fraction form
    533,925.12/736,850.88 = 307,566.72/x
  3. Step 3: Cross multiply
    533,925.12x = 736,850.88 × 307,566.72
  4. Step 4: Simplify right side
    533,925.12x = 226,630,808,290.71
  5. Step 5: Solve for x
    x = 226,630,808,290.71/533,925.12
  6. Step 6: Final answer
    x = 424,461.78

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1.5x scale

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.