Home / 777,064.68-1,164,780.54-355,994.28

Finding the Fourth Proportional to 777,064.68, 1,164,780.54 and 355,994.28

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Solution

The fourth proportional to 777,064.68, 1,164,780.54 and 355,994.28 is: 533,617.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,064.68 : 1,164,780.54 = 355,994.28 : x
  2. Step 2: Convert to fraction form
    777,064.68/1,164,780.54 = 355,994.28/x
  3. Step 3: Cross multiply
    777,064.68x = 1,164,780.54 × 355,994.28
  4. Step 4: Simplify right side
    777,064.68x = 414,655,209,695.31
  5. Step 5: Solve for x
    x = 414,655,209,695.31/777,064.68
  6. Step 6: Final answer
    x = 533,617.37

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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.