Home / 495,559.14-683,813.52-291,565.16

Finding the Fourth Proportional to 495,559.14, 683,813.52 and 291,565.16

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Solution

The fourth proportional to 495,559.14, 683,813.52 and 291,565.16 is: 402,325.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,559.14 : 683,813.52 = 291,565.16 : x
  2. Step 2: Convert to fraction form
    495,559.14/683,813.52 = 291,565.16/x
  3. Step 3: Cross multiply
    495,559.14x = 683,813.52 × 291,565.16
  4. Step 4: Simplify right side
    495,559.14x = 199,376,198,368.96
  5. Step 5: Solve for x
    x = 199,376,198,368.96/495,559.14
  6. Step 6: Final answer
    x = 402,325.74

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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.