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Finding the Fourth Proportional to 966,717.80, 1,450,076.70 and 335,695.40

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Solution

The fourth proportional to 966,717.80, 1,450,076.70 and 335,695.40 is: 503,543.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,717.80 : 1,450,076.70 = 335,695.40 : x
  2. Step 2: Convert to fraction form
    966,717.80/1,450,076.70 = 335,695.40/x
  3. Step 3: Cross multiply
    966,717.80x = 1,450,076.70 × 335,695.40
  4. Step 4: Simplify right side
    966,717.80x = 486,784,077,837.18
  5. Step 5: Solve for x
    x = 486,784,077,837.18/966,717.80
  6. Step 6: Final answer
    x = 503,543.10

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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.