Home / 893,515.20-1,340,272.80-716,368.20

Finding the Fourth Proportional to 893,515.20, 1,340,272.80 and 716,368.20

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Solution

The fourth proportional to 893,515.20, 1,340,272.80 and 716,368.20 is: 1,074,552.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,515.20 : 1,340,272.80 = 716,368.20 : x
  2. Step 2: Convert to fraction form
    893,515.20/1,340,272.80 = 716,368.20/x
  3. Step 3: Cross multiply
    893,515.20x = 1,340,272.80 × 716,368.20
  4. Step 4: Simplify right side
    893,515.20x = 960,128,813,244.96
  5. Step 5: Solve for x
    x = 960,128,813,244.96/893,515.20
  6. Step 6: Final answer
    x = 1,074,552.30

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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.