Home / 748,488.53-1,122,826.14-293,020.89

Finding the Fourth Proportional to 748,488.53, 1,122,826.14 and 293,020.89

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Solution

The fourth proportional to 748,488.53, 1,122,826.14 and 293,020.89 is: 439,567.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,488.53 : 1,122,826.14 = 293,020.89 : x
  2. Step 2: Convert to fraction form
    748,488.53/1,122,826.14 = 293,020.89/x
  3. Step 3: Cross multiply
    748,488.53x = 1,122,826.14 × 293,020.89
  4. Step 4: Simplify right side
    748,488.53x = 329,011,514,858.07
  5. Step 5: Solve for x
    x = 329,011,514,858.07/748,488.53
  6. Step 6: Final answer
    x = 439,567.88

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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.