Home / 672,031.40-1,008,047.10-173,395.40

Finding the Fourth Proportional to 672,031.40, 1,008,047.10 and 173,395.40

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Solution

The fourth proportional to 672,031.40, 1,008,047.10 and 173,395.40 is: 260,093.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,031.40 : 1,008,047.10 = 173,395.40 : x
  2. Step 2: Convert to fraction form
    672,031.40/1,008,047.10 = 173,395.40/x
  3. Step 3: Cross multiply
    672,031.40x = 1,008,047.10 × 173,395.40
  4. Step 4: Simplify right side
    672,031.40x = 174,790,730,123.34
  5. Step 5: Solve for x
    x = 174,790,730,123.34/672,031.40
  6. Step 6: Final answer
    x = 260,093.10

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Double scale
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Similar ratio
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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.