Home / 877,257.60-1,314,136.80-502,843.20

Finding the Fourth Proportional to 877,257.60, 1,314,136.80 and 502,843.20

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Solution

The fourth proportional to 877,257.60, 1,314,136.80 and 502,843.20 is: 753,261.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,257.60 : 1,314,136.80 = 502,843.20 : x
  2. Step 2: Convert to fraction form
    877,257.60/1,314,136.80 = 502,843.20/x
  3. Step 3: Cross multiply
    877,257.60x = 1,314,136.80 × 502,843.20
  4. Step 4: Simplify right side
    877,257.60x = 660,804,753,749.76
  5. Step 5: Solve for x
    x = 660,804,753,749.76/877,257.60
  6. Step 6: Final answer
    x = 753,261.93

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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.