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Finding the Fourth Proportional to 575,462.86, 793,886.80 and 548,781.46

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Solution

The fourth proportional to 575,462.86, 793,886.80 and 548,781.46 is: 757,078.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,462.86 : 793,886.80 = 548,781.46 : x
  2. Step 2: Convert to fraction form
    575,462.86/793,886.80 = 548,781.46/x
  3. Step 3: Cross multiply
    575,462.86x = 793,886.80 × 548,781.46
  4. Step 4: Simplify right side
    575,462.86x = 435,670,357,178.73
  5. Step 5: Solve for x
    x = 435,670,357,178.73/575,462.86
  6. Step 6: Final answer
    x = 757,078.15

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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.