Home / 684,723.99-944,749.33-442,715.35

Finding the Fourth Proportional to 684,723.99, 944,749.33 and 442,715.35

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Solution

The fourth proportional to 684,723.99, 944,749.33 and 442,715.35 is: 610,837.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,723.99 : 944,749.33 = 442,715.35 : x
  2. Step 2: Convert to fraction form
    684,723.99/944,749.33 = 442,715.35/x
  3. Step 3: Cross multiply
    684,723.99x = 944,749.33 × 442,715.35
  4. Step 4: Simplify right side
    684,723.99x = 418,255,030,293.22
  5. Step 5: Solve for x
    x = 418,255,030,293.22/684,723.99
  6. Step 6: Final answer
    x = 610,837.41

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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.