Home / 1,019,273.87-1,528,920.03-309,301.92

Finding the Fourth Proportional to 1,019,273.87, 1,528,920.03 and 309,301.92

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Solution

The fourth proportional to 1,019,273.87, 1,528,920.03 and 309,301.92 is: 463,955.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,273.87 : 1,528,920.03 = 309,301.92 : x
  2. Step 2: Convert to fraction form
    1,019,273.87/1,528,920.03 = 309,301.92/x
  3. Step 3: Cross multiply
    1,019,273.87x = 1,528,920.03 × 309,301.92
  4. Step 4: Simplify right side
    1,019,273.87x = 472,897,900,805.46
  5. Step 5: Solve for x
    x = 472,897,900,805.46/1,019,273.87
  6. Step 6: Final answer
    x = 463,955.68

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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.