Home / 783,062.40-1,174,900.80-284,476.80

Finding the Fourth Proportional to 783,062.40, 1,174,900.80 and 284,476.80

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Solution

The fourth proportional to 783,062.40, 1,174,900.80 and 284,476.80 is: 426,826.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,062.40 : 1,174,900.80 = 284,476.80 : x
  2. Step 2: Convert to fraction form
    783,062.40/1,174,900.80 = 284,476.80/x
  3. Step 3: Cross multiply
    783,062.40x = 1,174,900.80 × 284,476.80
  4. Step 4: Simplify right side
    783,062.40x = 334,232,019,901.44
  5. Step 5: Solve for x
    x = 334,232,019,901.44/783,062.40
  6. Step 6: Final answer
    x = 426,826.80

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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.