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Finding the Fourth Proportional to 431,902.68, 596,038.32 and 240,911.94

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Solution

The fourth proportional to 431,902.68, 596,038.32 and 240,911.94 is: 332,465.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,902.68 : 596,038.32 = 240,911.94 : x
  2. Step 2: Convert to fraction form
    431,902.68/596,038.32 = 240,911.94/x
  3. Step 3: Cross multiply
    431,902.68x = 596,038.32 × 240,911.94
  4. Step 4: Simplify right side
    431,902.68x = 143,592,747,985.54
  5. Step 5: Solve for x
    x = 143,592,747,985.54/431,902.68
  6. Step 6: Final answer
    x = 332,465.52

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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.