Home / 779,923.01-1,169,926.07-247,485.71

Finding the Fourth Proportional to 779,923.01, 1,169,926.07 and 247,485.71

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Solution

The fourth proportional to 779,923.01, 1,169,926.07 and 247,485.71 is: 371,241.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,923.01 : 1,169,926.07 = 247,485.71 : x
  2. Step 2: Convert to fraction form
    779,923.01/1,169,926.07 = 247,485.71/x
  3. Step 3: Cross multiply
    779,923.01x = 1,169,926.07 × 247,485.71
  4. Step 4: Simplify right side
    779,923.01x = 289,539,982,844.03
  5. Step 5: Solve for x
    x = 289,539,982,844.03/779,923.01
  6. Step 6: Final answer
    x = 371,241.75

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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.