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Finding the Fourth Proportional to 540,715.84, 746,191.73 and 295,701.68

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Solution

The fourth proportional to 540,715.84, 746,191.73 and 295,701.68 is: 408,070.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,715.84 : 746,191.73 = 295,701.68 : x
  2. Step 2: Convert to fraction form
    540,715.84/746,191.73 = 295,701.68/x
  3. Step 3: Cross multiply
    540,715.84x = 746,191.73 × 295,701.68
  4. Step 4: Simplify right side
    540,715.84x = 220,650,148,163.11
  5. Step 5: Solve for x
    x = 220,650,148,163.11/540,715.84
  6. Step 6: Final answer
    x = 408,070.44

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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.