Home / 1,472,228.38-2,208,339.20-461,427.36

Finding the Fourth Proportional to 1,472,228.38, 2,208,339.20 and 461,427.36

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Solution

The fourth proportional to 1,472,228.38, 2,208,339.20 and 461,427.36 is: 692,139.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,228.38 : 2,208,339.20 = 461,427.36 : x
  2. Step 2: Convert to fraction form
    1,472,228.38/2,208,339.20 = 461,427.36/x
  3. Step 3: Cross multiply
    1,472,228.38x = 2,208,339.20 × 461,427.36
  4. Step 4: Simplify right side
    1,472,228.38x = 1,018,988,113,691.68
  5. Step 5: Solve for x
    x = 1,018,988,113,691.68/1,472,228.38
  6. Step 6: Final answer
    x = 692,139.97

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1.5x scale

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.