Home / 790,066.50-1,185,109.80-277,710.96

Finding the Fourth Proportional to 790,066.50, 1,185,109.80 and 277,710.96

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Solution

The fourth proportional to 790,066.50, 1,185,109.80 and 277,710.96 is: 416,569.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,066.50 : 1,185,109.80 = 277,710.96 : x
  2. Step 2: Convert to fraction form
    790,066.50/1,185,109.80 = 277,710.96/x
  3. Step 3: Cross multiply
    790,066.50x = 1,185,109.80 × 277,710.96
  4. Step 4: Simplify right side
    790,066.50x = 329,117,980,263.41
  5. Step 5: Solve for x
    x = 329,117,980,263.41/790,066.50
  6. Step 6: Final answer
    x = 416,569.97

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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.