Home / 772,711.02-1,159,190.87-373,381.16

Finding the Fourth Proportional to 772,711.02, 1,159,190.87 and 373,381.16

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Solution

The fourth proportional to 772,711.02, 1,159,190.87 and 373,381.16 is: 560,131.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,711.02 : 1,159,190.87 = 373,381.16 : x
  2. Step 2: Convert to fraction form
    772,711.02/1,159,190.87 = 373,381.16/x
  3. Step 3: Cross multiply
    772,711.02x = 1,159,190.87 × 373,381.16
  4. Step 4: Simplify right side
    772,711.02x = 432,820,024,039.15
  5. Step 5: Solve for x
    x = 432,820,024,039.15/772,711.02
  6. Step 6: Final answer
    x = 560,131.81

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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.