Home / 730,388.69-1,095,238.22-426,869.92

Finding the Fourth Proportional to 730,388.69, 1,095,238.22 and 426,869.92

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Solution

The fourth proportional to 730,388.69, 1,095,238.22 and 426,869.92 is: 640,103.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,388.69 : 1,095,238.22 = 426,869.92 : x
  2. Step 2: Convert to fraction form
    730,388.69/1,095,238.22 = 426,869.92/x
  3. Step 3: Cross multiply
    730,388.69x = 1,095,238.22 × 426,869.92
  4. Step 4: Simplify right side
    730,388.69x = 467,524,248,387.38
  5. Step 5: Solve for x
    x = 467,524,248,387.38/730,388.69
  6. Step 6: Final answer
    x = 640,103.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.