Home / 867,971.76-1,301,892.84-268,937.52

Finding the Fourth Proportional to 867,971.76, 1,301,892.84 and 268,937.52

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Solution

The fourth proportional to 867,971.76, 1,301,892.84 and 268,937.52 is: 403,386.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,971.76 : 1,301,892.84 = 268,937.52 : x
  2. Step 2: Convert to fraction form
    867,971.76/1,301,892.84 = 268,937.52/x
  3. Step 3: Cross multiply
    867,971.76x = 1,301,892.84 × 268,937.52
  4. Step 4: Simplify right side
    867,971.76x = 350,127,831,695.36
  5. Step 5: Solve for x
    x = 350,127,831,695.36/867,971.76
  6. Step 6: Final answer
    x = 403,386.20

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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.