Home / 495,954.29-684,431.07-302,373.20

Finding the Fourth Proportional to 495,954.29, 684,431.07 and 302,373.20

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Solution

The fourth proportional to 495,954.29, 684,431.07 and 302,373.20 is: 417,283.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,954.29 : 684,431.07 = 302,373.20 : x
  2. Step 2: Convert to fraction form
    495,954.29/684,431.07 = 302,373.20/x
  3. Step 3: Cross multiply
    495,954.29x = 684,431.07 × 302,373.20
  4. Step 4: Simplify right side
    495,954.29x = 206,953,613,392.50
  5. Step 5: Solve for x
    x = 206,953,613,392.50/495,954.29
  6. Step 6: Final answer
    x = 417,283.64

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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.