Home / 688,176.96-1,032,275.82-238,912.10

Finding the Fourth Proportional to 688,176.96, 1,032,275.82 and 238,912.10

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Solution

The fourth proportional to 688,176.96, 1,032,275.82 and 238,912.10 is: 358,371.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,176.96 : 1,032,275.82 = 238,912.10 : x
  2. Step 2: Convert to fraction form
    688,176.96/1,032,275.82 = 238,912.10/x
  3. Step 3: Cross multiply
    688,176.96x = 1,032,275.82 × 238,912.10
  4. Step 4: Simplify right side
    688,176.96x = 246,623,177,579.48
  5. Step 5: Solve for x
    x = 246,623,177,579.48/688,176.96
  6. Step 6: Final answer
    x = 358,371.74

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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.