Home / 689,377.40-1,034,843.70-532,302.20

Finding the Fourth Proportional to 689,377.40, 1,034,843.70 and 532,302.20

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Solution

The fourth proportional to 689,377.40, 1,034,843.70 and 532,302.20 is: 799,053.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,377.40 : 1,034,843.70 = 532,302.20 : x
  2. Step 2: Convert to fraction form
    689,377.40/1,034,843.70 = 532,302.20/x
  3. Step 3: Cross multiply
    689,377.40x = 1,034,843.70 × 532,302.20
  4. Step 4: Simplify right side
    689,377.40x = 550,849,578,166.14
  5. Step 5: Solve for x
    x = 550,849,578,166.14/689,377.40
  6. Step 6: Final answer
    x = 799,053.72

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Double scale
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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.