Home / 946,432-1,418,948.16-572,371.84

Finding the Fourth Proportional to 946,432, 1,418,948.16 and 572,371.84

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Solution

The fourth proportional to 946,432, 1,418,948.16 and 572,371.84 is: 858,134.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,432 : 1,418,948.16 = 572,371.84 : x
  2. Step 2: Convert to fraction form
    946,432/1,418,948.16 = 572,371.84/x
  3. Step 3: Cross multiply
    946,432x = 1,418,948.16 × 572,371.84
  4. Step 4: Simplify right side
    946,432x = 812,165,969,203.81
  5. Step 5: Solve for x
    x = 812,165,969,203.81/946,432
  6. Step 6: Final answer
    x = 858,134.52

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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.