Home / 758,488.42-1,046,668.55-414,255.82

Finding the Fourth Proportional to 758,488.42, 1,046,668.55 and 414,255.82

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Solution

The fourth proportional to 758,488.42, 1,046,668.55 and 414,255.82 is: 571,648.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,488.42 : 1,046,668.55 = 414,255.82 : x
  2. Step 2: Convert to fraction form
    758,488.42/1,046,668.55 = 414,255.82/x
  3. Step 3: Cross multiply
    758,488.42x = 1,046,668.55 × 414,255.82
  4. Step 4: Simplify right side
    758,488.42x = 433,588,538,053.20
  5. Step 5: Solve for x
    x = 433,588,538,053.20/758,488.42
  6. Step 6: Final answer
    x = 571,648.20

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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.