Home / 909,575.98-1,255,330.85-756,350.51

Finding the Fourth Proportional to 909,575.98, 1,255,330.85 and 756,350.51

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Solution

The fourth proportional to 909,575.98, 1,255,330.85 and 756,350.51 is: 1,043,860.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,575.98 : 1,255,330.85 = 756,350.51 : x
  2. Step 2: Convert to fraction form
    909,575.98/1,255,330.85 = 756,350.51/x
  3. Step 3: Cross multiply
    909,575.98x = 1,255,330.85 × 756,350.51
  4. Step 4: Simplify right side
    909,575.98x = 949,470,118,557.83
  5. Step 5: Solve for x
    x = 949,470,118,557.83/909,575.98
  6. Step 6: Final answer
    x = 1,043,860.15

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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.