Home / 869,152.90-1,303,729.35-736,620.70

Finding the Fourth Proportional to 869,152.90, 1,303,729.35 and 736,620.70

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Solution

The fourth proportional to 869,152.90, 1,303,729.35 and 736,620.70 is: 1,104,931.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,152.90 : 1,303,729.35 = 736,620.70 : x
  2. Step 2: Convert to fraction form
    869,152.90/1,303,729.35 = 736,620.70/x
  3. Step 3: Cross multiply
    869,152.90x = 1,303,729.35 × 736,620.70
  4. Step 4: Simplify right side
    869,152.90x = 960,354,026,407.55
  5. Step 5: Solve for x
    x = 960,354,026,407.55/869,152.90
  6. Step 6: Final answer
    x = 1,104,931.05

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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.