Home / 718,295.51-1,077,325.25-291,814.11

Finding the Fourth Proportional to 718,295.51, 1,077,325.25 and 291,814.11

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Solution

The fourth proportional to 718,295.51, 1,077,325.25 and 291,814.11 is: 437,673.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,295.51 : 1,077,325.25 = 291,814.11 : x
  2. Step 2: Convert to fraction form
    718,295.51/1,077,325.25 = 291,814.11/x
  3. Step 3: Cross multiply
    718,295.51x = 1,077,325.25 × 291,814.11
  4. Step 4: Simplify right side
    718,295.51x = 314,378,707,550.21
  5. Step 5: Solve for x
    x = 314,378,707,550.21/718,295.51
  6. Step 6: Final answer
    x = 437,673.22

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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.