Home / 709,600.87-1,064,570.78-236,290.33

Finding the Fourth Proportional to 709,600.87, 1,064,570.78 and 236,290.33

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Solution

The fourth proportional to 709,600.87, 1,064,570.78 and 236,290.33 is: 354,491.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,600.87 : 1,064,570.78 = 236,290.33 : x
  2. Step 2: Convert to fraction form
    709,600.87/1,064,570.78 = 236,290.33/x
  3. Step 3: Cross multiply
    709,600.87x = 1,064,570.78 × 236,290.33
  4. Step 4: Simplify right side
    709,600.87x = 251,547,779,733.11
  5. Step 5: Solve for x
    x = 251,547,779,733.11/709,600.87
  6. Step 6: Final answer
    x = 354,491.93

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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.