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Finding the Fourth Proportional to 582,694,338.60, 874,041,507.90 and 292,456,693.80

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Solution

The fourth proportional to 582,694,338.60, 874,041,507.90 and 292,456,693.80 is: 438,685,040.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,694,338.60 : 874,041,507.90 = 292,456,693.80 : x
  2. Step 2: Convert to fraction form
    582,694,338.60/874,041,507.90 = 292,456,693.80/x
  3. Step 3: Cross multiply
    582,694,338.60x = 874,041,507.90 × 292,456,693.80
  4. Step 4: Simplify right side
    582,694,338.60x = 255,619,289,644,400,576
  5. Step 5: Solve for x
    x = 255,619,289,644,400,576/582,694,338.60
  6. Step 6: Final answer
    x = 438,685,040.70

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Similar ratio
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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.