Home / 717,535.50-1,076,435.50-296,844.18

Finding the Fourth Proportional to 717,535.50, 1,076,435.50 and 296,844.18

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Solution

The fourth proportional to 717,535.50, 1,076,435.50 and 296,844.18 is: 445,320.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,535.50 : 1,076,435.50 = 296,844.18 : x
  2. Step 2: Convert to fraction form
    717,535.50/1,076,435.50 = 296,844.18/x
  3. Step 3: Cross multiply
    717,535.50x = 1,076,435.50 × 296,844.18
  4. Step 4: Simplify right side
    717,535.50x = 319,533,613,320.39
  5. Step 5: Solve for x
    x = 319,533,613,320.39/717,535.50
  6. Step 6: Final answer
    x = 445,320.98

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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.