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Finding the Fourth Proportional to 533,046.92, 735,602.98 and 291,329.42

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Solution

The fourth proportional to 533,046.92, 735,602.98 and 291,329.42 is: 402,033.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,046.92 : 735,602.98 = 291,329.42 : x
  2. Step 2: Convert to fraction form
    533,046.92/735,602.98 = 291,329.42/x
  3. Step 3: Cross multiply
    533,046.92x = 735,602.98 × 291,329.42
  4. Step 4: Simplify right side
    533,046.92x = 214,302,789,513.67
  5. Step 5: Solve for x
    x = 214,302,789,513.67/533,046.92
  6. Step 6: Final answer
    x = 402,033.63

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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.