Home / 495,973.12-684,446.88-269,618.08

Finding the Fourth Proportional to 495,973.12, 684,446.88 and 269,618.08

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Solution

The fourth proportional to 495,973.12, 684,446.88 and 269,618.08 is: 372,075.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,973.12 : 684,446.88 = 269,618.08 : x
  2. Step 2: Convert to fraction form
    495,973.12/684,446.88 = 269,618.08/x
  3. Step 3: Cross multiply
    495,973.12x = 684,446.88 × 269,618.08
  4. Step 4: Simplify right side
    495,973.12x = 184,539,253,647.59
  5. Step 5: Solve for x
    x = 184,539,253,647.59/495,973.12
  6. Step 6: Final answer
    x = 372,075.11

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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.