Home / 762,943.10-1,144,572.40-250,647.06

Finding the Fourth Proportional to 762,943.10, 1,144,572.40 and 250,647.06

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Solution

The fourth proportional to 762,943.10, 1,144,572.40 and 250,647.06 is: 376,022.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,943.10 : 1,144,572.40 = 250,647.06 : x
  2. Step 2: Convert to fraction form
    762,943.10/1,144,572.40 = 250,647.06/x
  3. Step 3: Cross multiply
    762,943.10x = 1,144,572.40 × 250,647.06
  4. Step 4: Simplify right side
    762,943.10x = 286,883,707,017.14
  5. Step 5: Solve for x
    x = 286,883,707,017.14/762,943.10
  6. Step 6: Final answer
    x = 376,022.42

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Double scale
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1.5x scale

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.