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Finding the Fourth Proportional to 533,864.22, 736,732.68 and 292,146.84

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Solution

The fourth proportional to 533,864.22, 736,732.68 and 292,146.84 is: 403,162.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,864.22 : 736,732.68 = 292,146.84 : x
  2. Step 2: Convert to fraction form
    533,864.22/736,732.68 = 292,146.84/x
  3. Step 3: Cross multiply
    533,864.22x = 736,732.68 × 292,146.84
  4. Step 4: Simplify right side
    533,864.22x = 215,234,124,386.73
  5. Step 5: Solve for x
    x = 215,234,124,386.73/533,864.22
  6. Step 6: Final answer
    x = 403,162.67

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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.