Home / 729,588.16-1,094,728.80-505,293.76

Finding the Fourth Proportional to 729,588.16, 1,094,728.80 and 505,293.76

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Solution

The fourth proportional to 729,588.16, 1,094,728.80 and 505,293.76 is: 758,180.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,588.16 : 1,094,728.80 = 505,293.76 : x
  2. Step 2: Convert to fraction form
    729,588.16/1,094,728.80 = 505,293.76/x
  3. Step 3: Cross multiply
    729,588.16x = 1,094,728.80 × 505,293.76
  4. Step 4: Simplify right side
    729,588.16x = 553,159,631,532.29
  5. Step 5: Solve for x
    x = 553,159,631,532.29/729,588.16
  6. Step 6: Final answer
    x = 758,180.66

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1.5x scale

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.