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Finding the Fourth Proportional to 254,790.74, 382,184.70 and 65,250.74

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Solution

The fourth proportional to 254,790.74, 382,184.70 and 65,250.74 is: 97,875.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,790.74 : 382,184.70 = 65,250.74 : x
  2. Step 2: Convert to fraction form
    254,790.74/382,184.70 = 65,250.74/x
  3. Step 3: Cross multiply
    254,790.74x = 382,184.70 × 65,250.74
  4. Step 4: Simplify right side
    254,790.74x = 24,937,834,491.68
  5. Step 5: Solve for x
    x = 24,937,834,491.68/254,790.74
  6. Step 6: Final answer
    x = 97,875.75

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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.