Home / 991,264.60-1,488,063.30-984,266.20

Finding the Fourth Proportional to 991,264.60, 1,488,063.30 and 984,266.20

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Solution

The fourth proportional to 991,264.60, 1,488,063.30 and 984,266.20 is: 1,477,557.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    991,264.60 : 1,488,063.30 = 984,266.20 : x
  2. Step 2: Convert to fraction form
    991,264.60/1,488,063.30 = 984,266.20/x
  3. Step 3: Cross multiply
    991,264.60x = 1,488,063.30 × 984,266.20
  4. Step 4: Simplify right side
    991,264.60x = 1,464,650,409,650.46
  5. Step 5: Solve for x
    x = 1,464,650,409,650.46/991,264.60
  6. Step 6: Final answer
    x = 1,477,557.47

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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.