Home / 902,363.40-1,245,261.24-539,802.48

Finding the Fourth Proportional to 902,363.40, 1,245,261.24 and 539,802.48

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Solution

The fourth proportional to 902,363.40, 1,245,261.24 and 539,802.48 is: 744,927.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,363.40 : 1,245,261.24 = 539,802.48 : x
  2. Step 2: Convert to fraction form
    902,363.40/1,245,261.24 = 539,802.48/x
  3. Step 3: Cross multiply
    902,363.40x = 1,245,261.24 × 539,802.48
  4. Step 4: Simplify right side
    902,363.40x = 672,195,105,599.88
  5. Step 5: Solve for x
    x = 672,195,105,599.88/902,363.40
  6. Step 6: Final answer
    x = 744,927.27

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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.