Home / 672,046.90-1,008,070.35-448,098.10

Finding the Fourth Proportional to 672,046.90, 1,008,070.35 and 448,098.10

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Solution

The fourth proportional to 672,046.90, 1,008,070.35 and 448,098.10 is: 672,147.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,046.90 : 1,008,070.35 = 448,098.10 : x
  2. Step 2: Convert to fraction form
    672,046.90/1,008,070.35 = 448,098.10/x
  3. Step 3: Cross multiply
    672,046.90x = 1,008,070.35 × 448,098.10
  4. Step 4: Simplify right side
    672,046.90x = 451,714,408,501.34
  5. Step 5: Solve for x
    x = 451,714,408,501.34/672,046.90
  6. Step 6: Final answer
    x = 672,147.15

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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.