Home / 720,552.02-1,080,828.03-188,068.40

Finding the Fourth Proportional to 720,552.02, 1,080,828.03 and 188,068.40

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Solution

The fourth proportional to 720,552.02, 1,080,828.03 and 188,068.40 is: 282,102.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    720,552.02 : 1,080,828.03 = 188,068.40 : x
  2. Step 2: Convert to fraction form
    720,552.02/1,080,828.03 = 188,068.40/x
  3. Step 3: Cross multiply
    720,552.02x = 1,080,828.03 × 188,068.40
  4. Step 4: Simplify right side
    720,552.02x = 203,269,598,277.25
  5. Step 5: Solve for x
    x = 203,269,598,277.25/720,552.02
  6. Step 6: Final answer
    x = 282,102.60

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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.