Home / 746,672.16-1,030,381.92-424,376.64

Finding the Fourth Proportional to 746,672.16, 1,030,381.92 and 424,376.64

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Solution

The fourth proportional to 746,672.16, 1,030,381.92 and 424,376.64 is: 585,625.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,672.16 : 1,030,381.92 = 424,376.64 : x
  2. Step 2: Convert to fraction form
    746,672.16/1,030,381.92 = 424,376.64/x
  3. Step 3: Cross multiply
    746,672.16x = 1,030,381.92 × 424,376.64
  4. Step 4: Simplify right side
    746,672.16x = 437,270,017,126.35
  5. Step 5: Solve for x
    x = 437,270,017,126.35/746,672.16
  6. Step 6: Final answer
    x = 585,625.18

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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.