Home / 495,857.12-684,287.34-269,503.16

Finding the Fourth Proportional to 495,857.12, 684,287.34 and 269,503.16

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Solution

The fourth proportional to 495,857.12, 684,287.34 and 269,503.16 is: 371,916.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,857.12 : 684,287.34 = 269,503.16 : x
  2. Step 2: Convert to fraction form
    495,857.12/684,287.34 = 269,503.16/x
  3. Step 3: Cross multiply
    495,857.12x = 684,287.34 × 269,503.16
  4. Step 4: Simplify right side
    495,857.12x = 184,417,600,477.99
  5. Step 5: Solve for x
    x = 184,417,600,477.99/495,857.12
  6. Step 6: Final answer
    x = 371,916.81

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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.