Home / 896,494.59-1,238,374.11-716,468.31

Finding the Fourth Proportional to 896,494.59, 1,238,374.11 and 716,468.31

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Solution

The fourth proportional to 896,494.59, 1,238,374.11 and 716,468.31 is: 989,694.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,494.59 : 1,238,374.11 = 716,468.31 : x
  2. Step 2: Convert to fraction form
    896,494.59/1,238,374.11 = 716,468.31/x
  3. Step 3: Cross multiply
    896,494.59x = 1,238,374.11 × 716,468.31
  4. Step 4: Simplify right side
    896,494.59x = 887,255,805,739.45
  5. Step 5: Solve for x
    x = 887,255,805,739.45/896,494.59
  6. Step 6: Final answer
    x = 989,694.55

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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.