Home / 808,770.03-1,213,327.28-240,152.76

Finding the Fourth Proportional to 808,770.03, 1,213,327.28 and 240,152.76

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Solution

The fourth proportional to 808,770.03, 1,213,327.28 and 240,152.76 is: 360,280.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,770.03 : 1,213,327.28 = 240,152.76 : x
  2. Step 2: Convert to fraction form
    808,770.03/1,213,327.28 = 240,152.76/x
  3. Step 3: Cross multiply
    808,770.03x = 1,213,327.28 × 240,152.76
  4. Step 4: Simplify right side
    808,770.03x = 291,383,893,874.53
  5. Step 5: Solve for x
    x = 291,383,893,874.53/808,770.03
  6. Step 6: Final answer
    x = 360,280.28

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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.