Home / 822,182.70-1,233,274.05-402,278.70

Finding the Fourth Proportional to 822,182.70, 1,233,274.05 and 402,278.70

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Solution

The fourth proportional to 822,182.70, 1,233,274.05 and 402,278.70 is: 603,418.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,182.70 : 1,233,274.05 = 402,278.70 : x
  2. Step 2: Convert to fraction form
    822,182.70/1,233,274.05 = 402,278.70/x
  3. Step 3: Cross multiply
    822,182.70x = 1,233,274.05 × 402,278.70
  4. Step 4: Simplify right side
    822,182.70x = 496,119,881,577.74
  5. Step 5: Solve for x
    x = 496,119,881,577.74/822,182.70
  6. Step 6: Final answer
    x = 603,418.05

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Similar ratio
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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.