Home / 712,564.02-1,068,853.05-180,085.14

Finding the Fourth Proportional to 712,564.02, 1,068,853.05 and 180,085.14

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Solution

The fourth proportional to 712,564.02, 1,068,853.05 and 180,085.14 is: 270,129.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,564.02 : 1,068,853.05 = 180,085.14 : x
  2. Step 2: Convert to fraction form
    712,564.02/1,068,853.05 = 180,085.14/x
  3. Step 3: Cross multiply
    712,564.02x = 1,068,853.05 × 180,085.14
  4. Step 4: Simplify right side
    712,564.02x = 192,484,551,148.68
  5. Step 5: Solve for x
    x = 192,484,551,148.68/712,564.02
  6. Step 6: Final answer
    x = 270,129.48

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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.