Home / 758,498.40-1,046,731.32-414,339.03

Finding the Fourth Proportional to 758,498.40, 1,046,731.32 and 414,339.03

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Solution

The fourth proportional to 758,498.40, 1,046,731.32 and 414,339.03 is: 571,789.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,498.40 : 1,046,731.32 = 414,339.03 : x
  2. Step 2: Convert to fraction form
    758,498.40/1,046,731.32 = 414,339.03/x
  3. Step 3: Cross multiply
    758,498.40x = 1,046,731.32 × 414,339.03
  4. Step 4: Simplify right side
    758,498.40x = 433,701,639,799.42
  5. Step 5: Solve for x
    x = 433,701,639,799.42/758,498.40
  6. Step 6: Final answer
    x = 571,789.79

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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.