Home / 699,438.60-1,049,417.10-226,139.40

Finding the Fourth Proportional to 699,438.60, 1,049,417.10 and 226,139.40

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Solution

The fourth proportional to 699,438.60, 1,049,417.10 and 226,139.40 is: 339,292.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,438.60 : 1,049,417.10 = 226,139.40 : x
  2. Step 2: Convert to fraction form
    699,438.60/1,049,417.10 = 226,139.40/x
  3. Step 3: Cross multiply
    699,438.60x = 1,049,417.10 × 226,139.40
  4. Step 4: Simplify right side
    699,438.60x = 237,314,553,343.74
  5. Step 5: Solve for x
    x = 237,314,553,343.74/699,438.60
  6. Step 6: Final answer
    x = 339,292.90

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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.