Home / 909,385.61-1,364,078.34-510,057.53

Finding the Fourth Proportional to 909,385.61, 1,364,078.34 and 510,057.53

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Solution

The fourth proportional to 909,385.61, 1,364,078.34 and 510,057.53 is: 765,086.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,385.61 : 1,364,078.34 = 510,057.53 : x
  2. Step 2: Convert to fraction form
    909,385.61/1,364,078.34 = 510,057.53/x
  3. Step 3: Cross multiply
    909,385.61x = 1,364,078.34 × 510,057.53
  4. Step 4: Simplify right side
    909,385.61x = 695,758,422,006.51
  5. Step 5: Solve for x
    x = 695,758,422,006.51/909,385.61
  6. Step 6: Final answer
    x = 765,086.24

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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.