Home / 992,636.46-1,370,081.66-563,167.98

Finding the Fourth Proportional to 992,636.46, 1,370,081.66 and 563,167.98

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Solution

The fourth proportional to 992,636.46, 1,370,081.66 and 563,167.98 is: 777,309.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,636.46 : 1,370,081.66 = 563,167.98 : x
  2. Step 2: Convert to fraction form
    992,636.46/1,370,081.66 = 563,167.98/x
  3. Step 3: Cross multiply
    992,636.46x = 1,370,081.66 × 563,167.98
  4. Step 4: Simplify right side
    992,636.46x = 771,586,118,081.41
  5. Step 5: Solve for x
    x = 771,586,118,081.41/992,636.46
  6. Step 6: Final answer
    x = 777,309.87

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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.