Home / 768,675.53-1,060,774.02-424,505.18

Finding the Fourth Proportional to 768,675.53, 1,060,774.02 and 424,505.18

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Solution

The fourth proportional to 768,675.53, 1,060,774.02 and 424,505.18 is: 585,818.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,675.53 : 1,060,774.02 = 424,505.18 : x
  2. Step 2: Convert to fraction form
    768,675.53/1,060,774.02 = 424,505.18/x
  3. Step 3: Cross multiply
    768,675.53x = 1,060,774.02 × 424,505.18
  4. Step 4: Simplify right side
    768,675.53x = 450,304,060,995.55
  5. Step 5: Solve for x
    x = 450,304,060,995.55/768,675.53
  6. Step 6: Final answer
    x = 585,818.13

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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.