Home / 668,864.19-1,003,293.53-242,300.13

Finding the Fourth Proportional to 668,864.19, 1,003,293.53 and 242,300.13

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Solution

The fourth proportional to 668,864.19, 1,003,293.53 and 242,300.13 is: 363,449.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,864.19 : 1,003,293.53 = 242,300.13 : x
  2. Step 2: Convert to fraction form
    668,864.19/1,003,293.53 = 242,300.13/x
  3. Step 3: Cross multiply
    668,864.19x = 1,003,293.53 × 242,300.13
  4. Step 4: Simplify right side
    668,864.19x = 243,098,151,535.66
  5. Step 5: Solve for x
    x = 243,098,151,535.66/668,864.19
  6. Step 6: Final answer
    x = 363,449.20

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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.