Home / 369,016.49-551,502.92-269,386.49

Finding the Fourth Proportional to 369,016.49, 551,502.92 and 269,386.49

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Solution

The fourth proportional to 369,016.49, 551,502.92 and 269,386.49 is: 402,603.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,016.49 : 551,502.92 = 269,386.49 : x
  2. Step 2: Convert to fraction form
    369,016.49/551,502.92 = 269,386.49/x
  3. Step 3: Cross multiply
    369,016.49x = 551,502.92 × 269,386.49
  4. Step 4: Simplify right side
    369,016.49x = 148,567,431,739.10
  5. Step 5: Solve for x
    x = 148,567,431,739.10/369,016.49
  6. Step 6: Final answer
    x = 402,603.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.