Home / 670,036.79-1,005,039.39-164,596.95

Finding the Fourth Proportional to 670,036.79, 1,005,039.39 and 164,596.95

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Solution

The fourth proportional to 670,036.79, 1,005,039.39 and 164,596.95 is: 246,891.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,036.79 : 1,005,039.39 = 164,596.95 : x
  2. Step 2: Convert to fraction form
    670,036.79/1,005,039.39 = 164,596.95/x
  3. Step 3: Cross multiply
    670,036.79x = 1,005,039.39 × 164,596.95
  4. Step 4: Simplify right side
    670,036.79x = 165,426,418,223.86
  5. Step 5: Solve for x
    x = 165,426,418,223.86/670,036.79
  6. Step 6: Final answer
    x = 246,891.55

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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.