Home / 1,092,139.04-1,638,097.76-293,316.80

Finding the Fourth Proportional to 1,092,139.04, 1,638,097.76 and 293,316.80

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Solution

The fourth proportional to 1,092,139.04, 1,638,097.76 and 293,316.80 is: 439,945.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,139.04 : 1,638,097.76 = 293,316.80 : x
  2. Step 2: Convert to fraction form
    1,092,139.04/1,638,097.76 = 293,316.80/x
  3. Step 3: Cross multiply
    1,092,139.04x = 1,638,097.76 × 293,316.80
  4. Step 4: Simplify right side
    1,092,139.04x = 480,481,593,050.37
  5. Step 5: Solve for x
    x = 480,481,593,050.37/1,092,139.04
  6. Step 6: Final answer
    x = 439,945.44

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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.