Home / 866,535.02-1,299,920.81-360,977.74

Finding the Fourth Proportional to 866,535.02, 1,299,920.81 and 360,977.74

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Solution

The fourth proportional to 866,535.02, 1,299,920.81 and 360,977.74 is: 541,515.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,535.02 : 1,299,920.81 = 360,977.74 : x
  2. Step 2: Convert to fraction form
    866,535.02/1,299,920.81 = 360,977.74/x
  3. Step 3: Cross multiply
    866,535.02x = 1,299,920.81 × 360,977.74
  4. Step 4: Simplify right side
    866,535.02x = 469,242,480,596.25
  5. Step 5: Solve for x
    x = 469,242,480,596.25/866,535.02
  6. Step 6: Final answer
    x = 541,515.89

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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.