Home / 867,549.84-1,301,385.72-268,432.32

Finding the Fourth Proportional to 867,549.84, 1,301,385.72 and 268,432.32

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Solution

The fourth proportional to 867,549.84, 1,301,385.72 and 268,432.32 is: 402,667.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,549.84 : 1,301,385.72 = 268,432.32 : x
  2. Step 2: Convert to fraction form
    867,549.84/1,301,385.72 = 268,432.32/x
  3. Step 3: Cross multiply
    867,549.84x = 1,301,385.72 × 268,432.32
  4. Step 4: Simplify right side
    867,549.84x = 349,333,988,034.47
  5. Step 5: Solve for x
    x = 349,333,988,034.47/867,549.84
  6. Step 6: Final answer
    x = 402,667.34

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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.