Home / 934,716.84-1,288,398.13-730,412.77

Finding the Fourth Proportional to 934,716.84, 1,288,398.13 and 730,412.77

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Solution

The fourth proportional to 934,716.84, 1,288,398.13 and 730,412.77 is: 1,006,788.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,716.84 : 1,288,398.13 = 730,412.77 : x
  2. Step 2: Convert to fraction form
    934,716.84/1,288,398.13 = 730,412.77/x
  3. Step 3: Cross multiply
    934,716.84x = 1,288,398.13 × 730,412.77
  4. Step 4: Simplify right side
    934,716.84x = 941,062,446,996.12
  5. Step 5: Solve for x
    x = 941,062,446,996.12/934,716.84
  6. Step 6: Final answer
    x = 1,006,788.80

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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.