Home / 266,148.20-398,566.20-176,918.60

Finding the Fourth Proportional to 266,148.20, 398,566.20 and 176,918.60

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Solution

The fourth proportional to 266,148.20, 398,566.20 and 176,918.60 is: 264,941.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,148.20 : 398,566.20 = 176,918.60 : x
  2. Step 2: Convert to fraction form
    266,148.20/398,566.20 = 176,918.60/x
  3. Step 3: Cross multiply
    266,148.20x = 398,566.20 × 176,918.60
  4. Step 4: Simplify right side
    266,148.20x = 70,513,774,111.32
  5. Step 5: Solve for x
    x = 70,513,774,111.32/266,148.20
  6. Step 6: Final answer
    x = 264,941.77

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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.