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Finding the Fourth Proportional to 360,484.16, 497,458.26 and 199,333.69

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Solution

The fourth proportional to 360,484.16, 497,458.26 and 199,333.69 is: 275,075.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,484.16 : 497,458.26 = 199,333.69 : x
  2. Step 2: Convert to fraction form
    360,484.16/497,458.26 = 199,333.69/x
  3. Step 3: Cross multiply
    360,484.16x = 497,458.26 × 199,333.69
  4. Step 4: Simplify right side
    360,484.16x = 99,160,189,343.13
  5. Step 5: Solve for x
    x = 99,160,189,343.13/360,484.16
  6. Step 6: Final answer
    x = 275,075.03

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.