Home / 780,994.28-1,170,152.76-524,346.06

Finding the Fourth Proportional to 780,994.28, 1,170,152.76 and 524,346.06

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Solution

The fourth proportional to 780,994.28, 1,170,152.76 and 524,346.06 is: 785,620.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    780,994.28 : 1,170,152.76 = 524,346.06 : x
  2. Step 2: Convert to fraction form
    780,994.28/1,170,152.76 = 524,346.06/x
  3. Step 3: Cross multiply
    780,994.28x = 1,170,152.76 × 524,346.06
  4. Step 4: Simplify right side
    780,994.28x = 613,564,989,304.13
  5. Step 5: Solve for x
    x = 613,564,989,304.13/780,994.28
  6. Step 6: Final answer
    x = 785,620.34

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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.