Home / 754,587.32-1,129,988.14-450,794.12

Finding the Fourth Proportional to 754,587.32, 1,129,988.14 and 450,794.12

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Solution

The fourth proportional to 754,587.32, 1,129,988.14 and 450,794.12 is: 675,060.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,587.32 : 1,129,988.14 = 450,794.12 : x
  2. Step 2: Convert to fraction form
    754,587.32/1,129,988.14 = 450,794.12/x
  3. Step 3: Cross multiply
    754,587.32x = 1,129,988.14 × 450,794.12
  4. Step 4: Simplify right side
    754,587.32x = 509,392,009,181.74
  5. Step 5: Solve for x
    x = 509,392,009,181.74/754,587.32
  6. Step 6: Final answer
    x = 675,060.39

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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.