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Finding the Fourth Proportional to 440,874.28, 604,443.82 and 432,902.67

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Solution

The fourth proportional to 440,874.28, 604,443.82 and 432,902.67 is: 593,514.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,874.28 : 604,443.82 = 432,902.67 : x
  2. Step 2: Convert to fraction form
    440,874.28/604,443.82 = 432,902.67/x
  3. Step 3: Cross multiply
    440,874.28x = 604,443.82 × 432,902.67
  4. Step 4: Simplify right side
    440,874.28x = 261,665,343,543.00
  5. Step 5: Solve for x
    x = 261,665,343,543.00/440,874.28
  6. Step 6: Final answer
    x = 593,514.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.