Home / 821,237.29-1,133,284.29-458,650.51

Finding the Fourth Proportional to 821,237.29, 1,133,284.29 and 458,650.51

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Solution

The fourth proportional to 821,237.29, 1,133,284.29 and 458,650.51 is: 632,924.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    821,237.29 : 1,133,284.29 = 458,650.51 : x
  2. Step 2: Convert to fraction form
    821,237.29/1,133,284.29 = 458,650.51/x
  3. Step 3: Cross multiply
    821,237.29x = 1,133,284.29 × 458,650.51
  4. Step 4: Simplify right side
    821,237.29x = 519,781,417,583.49
  5. Step 5: Solve for x
    x = 519,781,417,583.49/821,237.29
  6. Step 6: Final answer
    x = 632,924.76

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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.