Home / 762,610.41-1,143,209.28-282,570.74

Finding the Fourth Proportional to 762,610.41, 1,143,209.28 and 282,570.74

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Solution

The fourth proportional to 762,610.41, 1,143,209.28 and 282,570.74 is: 423,594.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,610.41 : 1,143,209.28 = 282,570.74 : x
  2. Step 2: Convert to fraction form
    762,610.41/1,143,209.28 = 282,570.74/x
  3. Step 3: Cross multiply
    762,610.41x = 1,143,209.28 × 282,570.74
  4. Step 4: Simplify right side
    762,610.41x = 323,037,492,224.47
  5. Step 5: Solve for x
    x = 323,037,492,224.47/762,610.41
  6. Step 6: Final answer
    x = 423,594.39

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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.