Home / 712,956.66-1,069,435.77-180,477.63

Finding the Fourth Proportional to 712,956.66, 1,069,435.77 and 180,477.63

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Solution

The fourth proportional to 712,956.66, 1,069,435.77 and 180,477.63 is: 270,716.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,956.66 : 1,069,435.77 = 180,477.63 : x
  2. Step 2: Convert to fraction form
    712,956.66/1,069,435.77 = 180,477.63/x
  3. Step 3: Cross multiply
    712,956.66x = 1,069,435.77 × 180,477.63
  4. Step 4: Simplify right side
    712,956.66x = 193,009,233,206.83
  5. Step 5: Solve for x
    x = 193,009,233,206.83/712,956.66
  6. Step 6: Final answer
    x = 270,716.64

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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.