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Finding the Fourth Proportional to 653,648.28, 980,528.90 and 180,333.63

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Solution

The fourth proportional to 653,648.28, 980,528.90 and 180,333.63 is: 270,516.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,648.28 : 980,528.90 = 180,333.63 : x
  2. Step 2: Convert to fraction form
    653,648.28/980,528.90 = 180,333.63/x
  3. Step 3: Cross multiply
    653,648.28x = 980,528.90 × 180,333.63
  4. Step 4: Simplify right side
    653,648.28x = 176,822,334,955.24
  5. Step 5: Solve for x
    x = 176,822,334,955.24/653,648.28
  6. Step 6: Final answer
    x = 270,516.03

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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.