Home / 896,620.40-1,343,116.20-558,623.60

Finding the Fourth Proportional to 896,620.40, 1,343,116.20 and 558,623.60

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Solution

The fourth proportional to 896,620.40, 1,343,116.20 and 558,623.60 is: 836,804.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,620.40 : 1,343,116.20 = 558,623.60 : x
  2. Step 2: Convert to fraction form
    896,620.40/1,343,116.20 = 558,623.60/x
  3. Step 3: Cross multiply
    896,620.40x = 1,343,116.20 × 558,623.60
  4. Step 4: Simplify right side
    896,620.40x = 750,296,406,862.32
  5. Step 5: Solve for x
    x = 750,296,406,862.32/896,620.40
  6. Step 6: Final answer
    x = 836,804.97

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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.