Home / 908,809.34-1,363,217.26-277,720.52

Finding the Fourth Proportional to 908,809.34, 1,363,217.26 and 277,720.52

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Solution

The fourth proportional to 908,809.34, 1,363,217.26 and 277,720.52 is: 416,581.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,809.34 : 1,363,217.26 = 277,720.52 : x
  2. Step 2: Convert to fraction form
    908,809.34/1,363,217.26 = 277,720.52/x
  3. Step 3: Cross multiply
    908,809.34x = 1,363,217.26 × 277,720.52
  4. Step 4: Simplify right side
    908,809.34x = 378,593,406,320.18
  5. Step 5: Solve for x
    x = 378,593,406,320.18/908,809.34
  6. Step 6: Final answer
    x = 416,581.77

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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.