Home / 495,926.14-684,452.90-302,446.12

Finding the Fourth Proportional to 495,926.14, 684,452.90 and 302,446.12

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Solution

The fourth proportional to 495,926.14, 684,452.90 and 302,446.12 is: 417,421.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,926.14 : 684,452.90 = 302,446.12 : x
  2. Step 2: Convert to fraction form
    495,926.14/684,452.90 = 302,446.12/x
  3. Step 3: Cross multiply
    495,926.14x = 684,452.90 × 302,446.12
  4. Step 4: Simplify right side
    495,926.14x = 207,010,123,927.75
  5. Step 5: Solve for x
    x = 207,010,123,927.75/495,926.14
  6. Step 6: Final answer
    x = 417,421.28

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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.