Home / 783,004.95-1,174,507.43-517,284.45

Finding the Fourth Proportional to 783,004.95, 1,174,507.43 and 517,284.45

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Solution

The fourth proportional to 783,004.95, 1,174,507.43 and 517,284.45 is: 775,926.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,004.95 : 1,174,507.43 = 517,284.45 : x
  2. Step 2: Convert to fraction form
    783,004.95/1,174,507.43 = 517,284.45/x
  3. Step 3: Cross multiply
    783,004.95x = 1,174,507.43 × 517,284.45
  4. Step 4: Simplify right side
    783,004.95x = 607,554,427,362.04
  5. Step 5: Solve for x
    x = 607,554,427,362.04/783,004.95
  6. Step 6: Final answer
    x = 775,926.68

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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.