Home / 872,893.36-1,204,412.22-510,247.12

Finding the Fourth Proportional to 872,893.36, 1,204,412.22 and 510,247.12

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Solution

The fourth proportional to 872,893.36, 1,204,412.22 and 510,247.12 is: 704,035.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,893.36 : 1,204,412.22 = 510,247.12 : x
  2. Step 2: Convert to fraction form
    872,893.36/1,204,412.22 = 510,247.12/x
  3. Step 3: Cross multiply
    872,893.36x = 1,204,412.22 × 510,247.12
  4. Step 4: Simplify right side
    872,893.36x = 614,547,866,547.81
  5. Step 5: Solve for x
    x = 614,547,866,547.81/872,893.36
  6. Step 6: Final answer
    x = 704,035.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.