Home / 747,511.26-1,031,499.31-416,341.93

Finding the Fourth Proportional to 747,511.26, 1,031,499.31 and 416,341.93

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Solution

The fourth proportional to 747,511.26, 1,031,499.31 and 416,341.93 is: 574,514.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,511.26 : 1,031,499.31 = 416,341.93 : x
  2. Step 2: Convert to fraction form
    747,511.26/1,031,499.31 = 416,341.93/x
  3. Step 3: Cross multiply
    747,511.26x = 1,031,499.31 × 416,341.93
  4. Step 4: Simplify right side
    747,511.26x = 429,456,413,519.07
  5. Step 5: Solve for x
    x = 429,456,413,519.07/747,511.26
  6. Step 6: Final answer
    x = 574,514.98

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Double scale
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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.