Home / 906,630.91-1,358,231.96-535,809.80

Finding the Fourth Proportional to 906,630.91, 1,358,231.96 and 535,809.80

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Solution

The fourth proportional to 906,630.91, 1,358,231.96 and 535,809.80 is: 802,701.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,630.91 : 1,358,231.96 = 535,809.80 : x
  2. Step 2: Convert to fraction form
    906,630.91/1,358,231.96 = 535,809.80/x
  3. Step 3: Cross multiply
    906,630.91x = 1,358,231.96 × 535,809.80
  4. Step 4: Simplify right side
    906,630.91x = 727,753,999,576.31
  5. Step 5: Solve for x
    x = 727,753,999,576.31/906,630.91
  6. Step 6: Final answer
    x = 802,701.51

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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.