Home / 649,385.52-896,155.34-362,910.39

Finding the Fourth Proportional to 649,385.52, 896,155.34 and 362,910.39

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Solution

The fourth proportional to 649,385.52, 896,155.34 and 362,910.39 is: 500,818.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,385.52 : 896,155.34 = 362,910.39 : x
  2. Step 2: Convert to fraction form
    649,385.52/896,155.34 = 362,910.39/x
  3. Step 3: Cross multiply
    649,385.52x = 896,155.34 × 362,910.39
  4. Step 4: Simplify right side
    649,385.52x = 325,224,082,125.43
  5. Step 5: Solve for x
    x = 325,224,082,125.43/649,385.52
  6. Step 6: Final answer
    x = 500,818.19

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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.