Home / 746,369.28-1,030,017.60-424,134.24

Finding the Fourth Proportional to 746,369.28, 1,030,017.60 and 424,134.24

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Solution

The fourth proportional to 746,369.28, 1,030,017.60 and 424,134.24 is: 585,321.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,369.28 : 1,030,017.60 = 424,134.24 : x
  2. Step 2: Convert to fraction form
    746,369.28/1,030,017.60 = 424,134.24/x
  3. Step 3: Cross multiply
    746,369.28x = 1,030,017.60 × 424,134.24
  4. Step 4: Simplify right side
    746,369.28x = 436,865,731,962.62
  5. Step 5: Solve for x
    x = 436,865,731,962.62/746,369.28
  6. Step 6: Final answer
    x = 585,321.16

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Double scale
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Similar ratio
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1.5x scale

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.