Home / 637,064.08-879,148.55-350,584.17

Finding the Fourth Proportional to 637,064.08, 879,148.55 and 350,584.17

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Solution

The fourth proportional to 637,064.08, 879,148.55 and 350,584.17 is: 483,806.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,064.08 : 879,148.55 = 350,584.17 : x
  2. Step 2: Convert to fraction form
    637,064.08/879,148.55 = 350,584.17/x
  3. Step 3: Cross multiply
    637,064.08x = 879,148.55 × 350,584.17
  4. Step 4: Simplify right side
    637,064.08x = 308,215,561,189.17
  5. Step 5: Solve for x
    x = 308,215,561,189.17/637,064.08
  6. Step 6: Final answer
    x = 483,806.22

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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.