Home / 709,578.66-1,064,730.87-335,501.22

Finding the Fourth Proportional to 709,578.66, 1,064,730.87 and 335,501.22

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Solution

The fourth proportional to 709,578.66, 1,064,730.87 and 335,501.22 is: 503,423.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,578.66 : 1,064,730.87 = 335,501.22 : x
  2. Step 2: Convert to fraction form
    709,578.66/1,064,730.87 = 335,501.22/x
  3. Step 3: Cross multiply
    709,578.66x = 1,064,730.87 × 335,501.22
  4. Step 4: Simplify right side
    709,578.66x = 357,218,505,856.66
  5. Step 5: Solve for x
    x = 357,218,505,856.66/709,578.66
  6. Step 6: Final answer
    x = 503,423.41

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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.