Home / 864,445.44-1,192,868.97-501,810.90

Finding the Fourth Proportional to 864,445.44, 1,192,868.97 and 501,810.90

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Solution

The fourth proportional to 864,445.44, 1,192,868.97 and 501,810.90 is: 692,460.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,445.44 : 1,192,868.97 = 501,810.90 : x
  2. Step 2: Convert to fraction form
    864,445.44/1,192,868.97 = 501,810.90/x
  3. Step 3: Cross multiply
    864,445.44x = 1,192,868.97 × 501,810.90
  4. Step 4: Simplify right side
    864,445.44x = 598,594,651,417.77
  5. Step 5: Solve for x
    x = 598,594,651,417.77/864,445.44
  6. Step 6: Final answer
    x = 692,460.88

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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.