Home / 946,959.60-1,418,596.20-571,868.40

Finding the Fourth Proportional to 946,959.60, 1,418,596.20 and 571,868.40

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Solution

The fourth proportional to 946,959.60, 1,418,596.20 and 571,868.40 is: 856,689.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,959.60 : 1,418,596.20 = 571,868.40 : x
  2. Step 2: Convert to fraction form
    946,959.60/1,418,596.20 = 571,868.40/x
  3. Step 3: Cross multiply
    946,959.60x = 1,418,596.20 × 571,868.40
  4. Step 4: Simplify right side
    946,959.60x = 811,250,339,140.08
  5. Step 5: Solve for x
    x = 811,250,339,140.08/946,959.60
  6. Step 6: Final answer
    x = 856,689.49

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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.