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Finding the Fourth Proportional to 472,959.95, 652,699.04 and 269,040.15

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Solution

The fourth proportional to 472,959.95, 652,699.04 and 269,040.15 is: 371,283.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,959.95 : 652,699.04 = 269,040.15 : x
  2. Step 2: Convert to fraction form
    472,959.95/652,699.04 = 269,040.15/x
  3. Step 3: Cross multiply
    472,959.95x = 652,699.04 × 269,040.15
  4. Step 4: Simplify right side
    472,959.95x = 175,602,246,281.26
  5. Step 5: Solve for x
    x = 175,602,246,281.26/472,959.95
  6. Step 6: Final answer
    x = 371,283.55

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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.