Home / 783,079.41-1,174,839.63-303,452.10

Finding the Fourth Proportional to 783,079.41, 1,174,839.63 and 303,452.10

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Solution

The fourth proportional to 783,079.41, 1,174,839.63 and 303,452.10 is: 455,263.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,079.41 : 1,174,839.63 = 303,452.10 : x
  2. Step 2: Convert to fraction form
    783,079.41/1,174,839.63 = 303,452.10/x
  3. Step 3: Cross multiply
    783,079.41x = 1,174,839.63 × 303,452.10
  4. Step 4: Simplify right side
    783,079.41x = 356,507,552,886.72
  5. Step 5: Solve for x
    x = 356,507,552,886.72/783,079.41
  6. Step 6: Final answer
    x = 455,263.60

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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.