Home / 495,925.14-684,451.52-302,445.12

Finding the Fourth Proportional to 495,925.14, 684,451.52 and 302,445.12

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Solution

The fourth proportional to 495,925.14, 684,451.52 and 302,445.12 is: 417,419.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,925.14 : 684,451.52 = 302,445.12 : x
  2. Step 2: Convert to fraction form
    495,925.14/684,451.52 = 302,445.12/x
  3. Step 3: Cross multiply
    495,925.14x = 684,451.52 × 302,445.12
  4. Step 4: Simplify right side
    495,925.14x = 207,009,022,100.58
  5. Step 5: Solve for x
    x = 207,009,022,100.58/495,925.14
  6. Step 6: Final answer
    x = 417,419.90

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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.