Home / 716,239.84-1,074,482.16-295,285.60

Finding the Fourth Proportional to 716,239.84, 1,074,482.16 and 295,285.60

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Solution

The fourth proportional to 716,239.84, 1,074,482.16 and 295,285.60 is: 442,978.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,239.84 : 1,074,482.16 = 295,285.60 : x
  2. Step 2: Convert to fraction form
    716,239.84/1,074,482.16 = 295,285.60/x
  3. Step 3: Cross multiply
    716,239.84x = 1,074,482.16 × 295,285.60
  4. Step 4: Simplify right side
    716,239.84x = 317,279,109,304.90
  5. Step 5: Solve for x
    x = 317,279,109,304.90/716,239.84
  6. Step 6: Final answer
    x = 442,978.86

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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.