Home / 896,005.70-1,344,008.55-672,056.90

Finding the Fourth Proportional to 896,005.70, 1,344,008.55 and 672,056.90

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Solution

The fourth proportional to 896,005.70, 1,344,008.55 and 672,056.90 is: 1,008,085.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,005.70 : 1,344,008.55 = 672,056.90 : x
  2. Step 2: Convert to fraction form
    896,005.70/1,344,008.55 = 672,056.90/x
  3. Step 3: Cross multiply
    896,005.70x = 1,344,008.55 × 672,056.90
  4. Step 4: Simplify right side
    896,005.70x = 903,250,219,686.50
  5. Step 5: Solve for x
    x = 903,250,219,686.50/896,005.70
  6. Step 6: Final answer
    x = 1,008,085.35

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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.