Home / 755,777.84-1,042,925.57-416,246.09

Finding the Fourth Proportional to 755,777.84, 1,042,925.57 and 416,246.09

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Solution

The fourth proportional to 755,777.84, 1,042,925.57 and 416,246.09 is: 574,393.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,777.84 : 1,042,925.57 = 416,246.09 : x
  2. Step 2: Convert to fraction form
    755,777.84/1,042,925.57 = 416,246.09/x
  3. Step 3: Cross multiply
    755,777.84x = 1,042,925.57 × 416,246.09
  4. Step 4: Simplify right side
    755,777.84x = 434,113,690,673.52
  5. Step 5: Solve for x
    x = 434,113,690,673.52/755,777.84
  6. Step 6: Final answer
    x = 574,393.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.