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Finding the Fourth Proportional to 424,658.25, 586,032.55 and 233,675.75

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Solution

The fourth proportional to 424,658.25, 586,032.55 and 233,675.75 is: 322,474.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,658.25 : 586,032.55 = 233,675.75 : x
  2. Step 2: Convert to fraction form
    424,658.25/586,032.55 = 233,675.75/x
  3. Step 3: Cross multiply
    424,658.25x = 586,032.55 × 233,675.75
  4. Step 4: Simplify right side
    424,658.25x = 136,941,596,526.55
  5. Step 5: Solve for x
    x = 136,941,596,526.55/424,658.25
  6. Step 6: Final answer
    x = 322,474.83

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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.