Home / 438,029.16-604,480.14-247,042.14

Finding the Fourth Proportional to 438,029.16, 604,480.14 and 247,042.14

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Solution

The fourth proportional to 438,029.16, 604,480.14 and 247,042.14 is: 340,918.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,029.16 : 604,480.14 = 247,042.14 : x
  2. Step 2: Convert to fraction form
    438,029.16/604,480.14 = 247,042.14/x
  3. Step 3: Cross multiply
    438,029.16x = 604,480.14 × 247,042.14
  4. Step 4: Simplify right side
    438,029.16x = 149,332,067,373.10
  5. Step 5: Solve for x
    x = 149,332,067,373.10/438,029.16
  6. Step 6: Final answer
    x = 340,918.10

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1.5x scale

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.