Home / 880,868.60-1,321,302.90-700,465.40

Finding the Fourth Proportional to 880,868.60, 1,321,302.90 and 700,465.40

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Solution

The fourth proportional to 880,868.60, 1,321,302.90 and 700,465.40 is: 1,050,698.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,868.60 : 1,321,302.90 = 700,465.40 : x
  2. Step 2: Convert to fraction form
    880,868.60/1,321,302.90 = 700,465.40/x
  3. Step 3: Cross multiply
    880,868.60x = 1,321,302.90 × 700,465.40
  4. Step 4: Simplify right side
    880,868.60x = 925,526,964,369.66
  5. Step 5: Solve for x
    x = 925,526,964,369.66/880,868.60
  6. Step 6: Final answer
    x = 1,050,698.10

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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.