Home / 688,191.05-1,032,296.99-238,926.22

Finding the Fourth Proportional to 688,191.05, 1,032,296.99 and 238,926.22

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Solution

The fourth proportional to 688,191.05, 1,032,296.99 and 238,926.22 is: 358,392.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,191.05 : 1,032,296.99 = 238,926.22 : x
  2. Step 2: Convert to fraction form
    688,191.05/1,032,296.99 = 238,926.22/x
  3. Step 3: Cross multiply
    688,191.05x = 1,032,296.99 × 238,926.22
  4. Step 4: Simplify right side
    688,191.05x = 246,642,813,962.70
  5. Step 5: Solve for x
    x = 246,642,813,962.70/688,191.05
  6. Step 6: Final answer
    x = 358,392.94

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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.