Home / 1,108,169.60-1,662,254.86-266,721.35

Finding the Fourth Proportional to 1,108,169.60, 1,662,254.86 and 266,721.35

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Solution

The fourth proportional to 1,108,169.60, 1,662,254.86 and 266,721.35 is: 400,082.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,169.60 : 1,662,254.86 = 266,721.35 : x
  2. Step 2: Convert to fraction form
    1,108,169.60/1,662,254.86 = 266,721.35/x
  3. Step 3: Cross multiply
    1,108,169.60x = 1,662,254.86 × 266,721.35
  4. Step 4: Simplify right side
    1,108,169.60x = 443,358,860,303.26
  5. Step 5: Solve for x
    x = 443,358,860,303.26/1,108,169.60
  6. Step 6: Final answer
    x = 400,082.14

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1.5x scale

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.