Home / 495,701.28-684,066.36-269,346.72

Finding the Fourth Proportional to 495,701.28, 684,066.36 and 269,346.72

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Solution

The fourth proportional to 495,701.28, 684,066.36 and 269,346.72 is: 371,697.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,701.28 : 684,066.36 = 269,346.72 : x
  2. Step 2: Convert to fraction form
    495,701.28/684,066.36 = 269,346.72/x
  3. Step 3: Cross multiply
    495,701.28x = 684,066.36 × 269,346.72
  4. Step 4: Simplify right side
    495,701.28x = 184,251,030,328.34
  5. Step 5: Solve for x
    x = 184,251,030,328.34/495,701.28
  6. Step 6: Final answer
    x = 371,697.71

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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.