Home / 1,047,292.68-1,570,821.38-289,241.92

Finding the Fourth Proportional to 1,047,292.68, 1,570,821.38 and 289,241.92

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Solution

The fourth proportional to 1,047,292.68, 1,570,821.38 and 289,241.92 is: 433,830.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,292.68 : 1,570,821.38 = 289,241.92 : x
  2. Step 2: Convert to fraction form
    1,047,292.68/1,570,821.38 = 289,241.92/x
  3. Step 3: Cross multiply
    1,047,292.68x = 1,570,821.38 × 289,241.92
  4. Step 4: Simplify right side
    1,047,292.68x = 454,347,391,928.25
  5. Step 5: Solve for x
    x = 454,347,391,928.25/1,047,292.68
  6. Step 6: Final answer
    x = 433,830.39

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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.