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Finding the Fourth Proportional to 575,041.52, 793,562.67 and 316,927.92

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Solution

The fourth proportional to 575,041.52, 793,562.67 and 316,927.92 is: 437,363.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,041.52 : 793,562.67 = 316,927.92 : x
  2. Step 2: Convert to fraction form
    575,041.52/793,562.67 = 316,927.92/x
  3. Step 3: Cross multiply
    575,041.52x = 793,562.67 × 316,927.92
  4. Step 4: Simplify right side
    575,041.52x = 251,502,166,392.75
  5. Step 5: Solve for x
    x = 251,502,166,392.75/575,041.52
  6. Step 6: Final answer
    x = 437,363.49

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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.