Home / 1,488,943.25-2,232,326.02-477,489.46

Finding the Fourth Proportional to 1,488,943.25, 2,232,326.02 and 477,489.46

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Solution

The fourth proportional to 1,488,943.25, 2,232,326.02 and 477,489.46 is: 715,885.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,943.25 : 2,232,326.02 = 477,489.46 : x
  2. Step 2: Convert to fraction form
    1,488,943.25/2,232,326.02 = 477,489.46/x
  3. Step 3: Cross multiply
    1,488,943.25x = 2,232,326.02 × 477,489.46
  4. Step 4: Simplify right side
    1,488,943.25x = 1,065,912,145,833.75
  5. Step 5: Solve for x
    x = 1,065,912,145,833.75/1,488,943.25
  6. Step 6: Final answer
    x = 715,885.01

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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.