Home / 783,074.79-1,173,416.49-582,424.83

Finding the Fourth Proportional to 783,074.79, 1,173,416.49 and 582,424.83

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Solution

The fourth proportional to 783,074.79, 1,173,416.49 and 582,424.83 is: 872,747.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,074.79 : 1,173,416.49 = 582,424.83 : x
  2. Step 2: Convert to fraction form
    783,074.79/1,173,416.49 = 582,424.83/x
  3. Step 3: Cross multiply
    783,074.79x = 1,173,416.49 × 582,424.83
  4. Step 4: Simplify right side
    783,074.79x = 683,426,899,707.45
  5. Step 5: Solve for x
    x = 683,426,899,707.45/783,074.79
  6. Step 6: Final answer
    x = 872,747.93

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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.