Home / 908,928.62-1,254,314.40-495,464.42

Finding the Fourth Proportional to 908,928.62, 1,254,314.40 and 495,464.42

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Solution

The fourth proportional to 908,928.62, 1,254,314.40 and 495,464.42 is: 683,737.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,928.62 : 1,254,314.40 = 495,464.42 : x
  2. Step 2: Convert to fraction form
    908,928.62/1,254,314.40 = 495,464.42/x
  3. Step 3: Cross multiply
    908,928.62x = 1,254,314.40 × 495,464.42
  4. Step 4: Simplify right side
    908,928.62x = 621,468,156,693.65
  5. Step 5: Solve for x
    x = 621,468,156,693.65/908,928.62
  6. Step 6: Final answer
    x = 683,737.03

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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.