Home / 739,164.70-1,020,044.67-416,872.90

Finding the Fourth Proportional to 739,164.70, 1,020,044.67 and 416,872.90

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Solution

The fourth proportional to 739,164.70, 1,020,044.67 and 416,872.90 is: 575,283.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,164.70 : 1,020,044.67 = 416,872.90 : x
  2. Step 2: Convert to fraction form
    739,164.70/1,020,044.67 = 416,872.90/x
  3. Step 3: Cross multiply
    739,164.70x = 1,020,044.67 × 416,872.90
  4. Step 4: Simplify right side
    739,164.70x = 425,228,979,712.44
  5. Step 5: Solve for x
    x = 425,228,979,712.44/739,164.70
  6. Step 6: Final answer
    x = 575,283.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.