Home / 369,242.16-509,554.70-199,476.32

Finding the Fourth Proportional to 369,242.16, 509,554.70 and 199,476.32

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Solution

The fourth proportional to 369,242.16, 509,554.70 and 199,476.32 is: 275,277.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,242.16 : 509,554.70 = 199,476.32 : x
  2. Step 2: Convert to fraction form
    369,242.16/509,554.70 = 199,476.32/x
  3. Step 3: Cross multiply
    369,242.16x = 509,554.70 × 199,476.32
  4. Step 4: Simplify right side
    369,242.16x = 101,644,096,394.70
  5. Step 5: Solve for x
    x = 101,644,096,394.70/369,242.16
  6. Step 6: Final answer
    x = 275,277.60

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1.5x scale

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.