Home / 989,479.26-1,365,484.01-536,770.26

Finding the Fourth Proportional to 989,479.26, 1,365,484.01 and 536,770.26

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Solution

The fourth proportional to 989,479.26, 1,365,484.01 and 536,770.26 is: 740,744.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,479.26 : 1,365,484.01 = 536,770.26 : x
  2. Step 2: Convert to fraction form
    989,479.26/1,365,484.01 = 536,770.26/x
  3. Step 3: Cross multiply
    989,479.26x = 1,365,484.01 × 536,770.26
  4. Step 4: Simplify right side
    989,479.26x = 732,951,204,389.69
  5. Step 5: Solve for x
    x = 732,951,204,389.69/989,479.26
  6. Step 6: Final answer
    x = 740,744.38

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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.