Home / 367,456.02-551,262.81-127,577.51

Finding the Fourth Proportional to 367,456.02, 551,262.81 and 127,577.51

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Solution

The fourth proportional to 367,456.02, 551,262.81 and 127,577.51 is: 191,393.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,456.02 : 551,262.81 = 127,577.51 : x
  2. Step 2: Convert to fraction form
    367,456.02/551,262.81 = 127,577.51/x
  3. Step 3: Cross multiply
    367,456.02x = 551,262.81 × 127,577.51
  4. Step 4: Simplify right side
    367,456.02x = 70,328,734,894.31
  5. Step 5: Solve for x
    x = 70,328,734,894.31/367,456.02
  6. Step 6: Final answer
    x = 191,393.61

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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.