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Finding the Fourth Proportional to 575,041.57, 793,562.73 and 316,927.74

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Solution

The fourth proportional to 575,041.57, 793,562.73 and 316,927.74 is: 437,363.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,041.57 : 793,562.73 = 316,927.74 : x
  2. Step 2: Convert to fraction form
    575,041.57/793,562.73 = 316,927.74/x
  3. Step 3: Cross multiply
    575,041.57x = 793,562.73 × 316,927.74
  4. Step 4: Simplify right side
    575,041.57x = 251,502,042,567.13
  5. Step 5: Solve for x
    x = 251,502,042,567.13/575,041.57
  6. Step 6: Final answer
    x = 437,363.24

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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.