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Finding the Fourth Proportional to 575,005.35, 862,908.24 and 238,047.75

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Solution

The fourth proportional to 575,005.35, 862,908.24 and 238,047.75 is: 357,237.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,005.35 : 862,908.24 = 238,047.75 : x
  2. Step 2: Convert to fraction form
    575,005.35/862,908.24 = 238,047.75/x
  3. Step 3: Cross multiply
    575,005.35x = 862,908.24 × 238,047.75
  4. Step 4: Simplify right side
    575,005.35x = 205,413,363,798.22
  5. Step 5: Solve for x
    x = 205,413,363,798.22/575,005.35
  6. Step 6: Final answer
    x = 357,237.31

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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.