Home / 749,628.68-1,034,230.88-611,567.04

Finding the Fourth Proportional to 749,628.68, 1,034,230.88 and 611,567.04

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Solution

The fourth proportional to 749,628.68, 1,034,230.88 and 611,567.04 is: 843,753.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,628.68 : 1,034,230.88 = 611,567.04 : x
  2. Step 2: Convert to fraction form
    749,628.68/1,034,230.88 = 611,567.04/x
  3. Step 3: Cross multiply
    749,628.68x = 1,034,230.88 × 611,567.04
  4. Step 4: Simplify right side
    749,628.68x = 632,501,517,958.20
  5. Step 5: Solve for x
    x = 632,501,517,958.20/749,628.68
  6. Step 6: Final answer
    x = 843,753.09

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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.