Home / 462,319.65-693,042.08-272,925.45

Finding the Fourth Proportional to 462,319.65, 693,042.08 and 272,925.45

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Solution

The fourth proportional to 462,319.65, 693,042.08 and 272,925.45 is: 409,129.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,319.65 : 693,042.08 = 272,925.45 : x
  2. Step 2: Convert to fraction form
    462,319.65/693,042.08 = 272,925.45/x
  3. Step 3: Cross multiply
    462,319.65x = 693,042.08 × 272,925.45
  4. Step 4: Simplify right side
    462,319.65x = 189,148,820,188.31
  5. Step 5: Solve for x
    x = 189,148,820,188.31/462,319.65
  6. Step 6: Final answer
    x = 409,129.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.