Home / 266,024.22-398,802.69-108,385.26

Finding the Fourth Proportional to 266,024.22, 398,802.69 and 108,385.26

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Solution

The fourth proportional to 266,024.22, 398,802.69 and 108,385.26 is: 162,482.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,024.22 : 398,802.69 = 108,385.26 : x
  2. Step 2: Convert to fraction form
    266,024.22/398,802.69 = 108,385.26/x
  3. Step 3: Cross multiply
    266,024.22x = 398,802.69 × 108,385.26
  4. Step 4: Simplify right side
    266,024.22x = 43,224,333,244.35
  5. Step 5: Solve for x
    x = 43,224,333,244.35/266,024.22
  6. Step 6: Final answer
    x = 162,482.70

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1.5x scale

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.