Home / 739,230.44-1,020,133.06-416,943.20

Finding the Fourth Proportional to 739,230.44, 1,020,133.06 and 416,943.20

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Solution

The fourth proportional to 739,230.44, 1,020,133.06 and 416,943.20 is: 575,378.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,230.44 : 1,020,133.06 = 416,943.20 : x
  2. Step 2: Convert to fraction form
    739,230.44/1,020,133.06 = 416,943.20/x
  3. Step 3: Cross multiply
    739,230.44x = 1,020,133.06 × 416,943.20
  4. Step 4: Simplify right side
    739,230.44x = 425,337,542,462.19
  5. Step 5: Solve for x
    x = 425,337,542,462.19/739,230.44
  6. Step 6: Final answer
    x = 575,378.83

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Double scale
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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.