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Finding the Fourth Proportional to 637,065.33, 879,150.29 and 350,585.42

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Solution

The fourth proportional to 637,065.33, 879,150.29 and 350,585.42 is: 483,807.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,065.33 : 879,150.29 = 350,585.42 : x
  2. Step 2: Convert to fraction form
    637,065.33/879,150.29 = 350,585.42/x
  3. Step 3: Cross multiply
    637,065.33x = 879,150.29 × 350,585.42
  4. Step 4: Simplify right side
    637,065.33x = 308,217,273,662.77
  5. Step 5: Solve for x
    x = 308,217,273,662.77/637,065.33
  6. Step 6: Final answer
    x = 483,807.95

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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.