Home / 672,048.10-1,008,072.15-506,160.10

Finding the Fourth Proportional to 672,048.10, 1,008,072.15 and 506,160.10

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Solution

The fourth proportional to 672,048.10, 1,008,072.15 and 506,160.10 is: 759,240.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,048.10 : 1,008,072.15 = 506,160.10 : x
  2. Step 2: Convert to fraction form
    672,048.10/1,008,072.15 = 506,160.10/x
  3. Step 3: Cross multiply
    672,048.10x = 1,008,072.15 × 506,160.10
  4. Step 4: Simplify right side
    672,048.10x = 510,245,900,251.22
  5. Step 5: Solve for x
    x = 510,245,900,251.22/672,048.10
  6. Step 6: Final answer
    x = 759,240.15

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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.