Home / 856,672.94-1,182,208.67-474,699.72

Finding the Fourth Proportional to 856,672.94, 1,182,208.67 and 474,699.72

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Solution

The fourth proportional to 856,672.94, 1,182,208.67 and 474,699.72 is: 655,085.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,672.94 : 1,182,208.67 = 474,699.72 : x
  2. Step 2: Convert to fraction form
    856,672.94/1,182,208.67 = 474,699.72/x
  3. Step 3: Cross multiply
    856,672.94x = 1,182,208.67 × 474,699.72
  4. Step 4: Simplify right side
    856,672.94x = 561,194,128,470.48
  5. Step 5: Solve for x
    x = 561,194,128,470.48/856,672.94
  6. Step 6: Final answer
    x = 655,085.62

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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.