Home / 726,631.60-1,088,910.60-535,601.20

Finding the Fourth Proportional to 726,631.60, 1,088,910.60 and 535,601.20

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Solution

The fourth proportional to 726,631.60, 1,088,910.60 and 535,601.20 is: 802,637.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,631.60 : 1,088,910.60 = 535,601.20 : x
  2. Step 2: Convert to fraction form
    726,631.60/1,088,910.60 = 535,601.20/x
  3. Step 3: Cross multiply
    726,631.60x = 1,088,910.60 × 535,601.20
  4. Step 4: Simplify right side
    726,631.60x = 583,221,824,052.72
  5. Step 5: Solve for x
    x = 583,221,824,052.72/726,631.60
  6. Step 6: Final answer
    x = 802,637.57

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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.