Home / 688,927.24-1,032,833.22-215,368.84

Finding the Fourth Proportional to 688,927.24, 1,032,833.22 and 215,368.84

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Solution

The fourth proportional to 688,927.24, 1,032,833.22 and 215,368.84 is: 322,878.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,927.24 : 1,032,833.22 = 215,368.84 : x
  2. Step 2: Convert to fraction form
    688,927.24/1,032,833.22 = 215,368.84/x
  3. Step 3: Cross multiply
    688,927.24x = 1,032,833.22 × 215,368.84
  4. Step 4: Simplify right side
    688,927.24x = 222,440,092,504.87
  5. Step 5: Solve for x
    x = 222,440,092,504.87/688,927.24
  6. Step 6: Final answer
    x = 322,878.93

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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.