Home / 1,016,479.90-1,402,786.20-608,502.70

Finding the Fourth Proportional to 1,016,479.90, 1,402,786.20 and 608,502.70

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Solution

The fourth proportional to 1,016,479.90, 1,402,786.20 and 608,502.70 is: 839,760.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,479.90 : 1,402,786.20 = 608,502.70 : x
  2. Step 2: Convert to fraction form
    1,016,479.90/1,402,786.20 = 608,502.70/x
  3. Step 3: Cross multiply
    1,016,479.90x = 1,402,786.20 × 608,502.70
  4. Step 4: Simplify right side
    1,016,479.90x = 853,599,190,222.74
  5. Step 5: Solve for x
    x = 853,599,190,222.74/1,016,479.90
  6. Step 6: Final answer
    x = 839,760.03

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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.