Home / 744,325.60-1,116,488.40-738,104.80

Finding the Fourth Proportional to 744,325.60, 1,116,488.40 and 738,104.80

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Solution

The fourth proportional to 744,325.60, 1,116,488.40 and 738,104.80 is: 1,107,157.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,325.60 : 1,116,488.40 = 738,104.80 : x
  2. Step 2: Convert to fraction form
    744,325.60/1,116,488.40 = 738,104.80/x
  3. Step 3: Cross multiply
    744,325.60x = 1,116,488.40 × 738,104.80
  4. Step 4: Simplify right side
    744,325.60x = 824,085,447,184.32
  5. Step 5: Solve for x
    x = 824,085,447,184.32/744,325.60
  6. Step 6: Final answer
    x = 1,107,157.20

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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.