Home / 897,156.54-1,238,041.26-510,022.68

Finding the Fourth Proportional to 897,156.54, 1,238,041.26 and 510,022.68

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Solution

The fourth proportional to 897,156.54, 1,238,041.26 and 510,022.68 is: 703,811.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,156.54 : 1,238,041.26 = 510,022.68 : x
  2. Step 2: Convert to fraction form
    897,156.54/1,238,041.26 = 510,022.68/x
  3. Step 3: Cross multiply
    897,156.54x = 1,238,041.26 × 510,022.68
  4. Step 4: Simplify right side
    897,156.54x = 631,429,121,375.78
  5. Step 5: Solve for x
    x = 631,429,121,375.78/897,156.54
  6. Step 6: Final answer
    x = 703,811.53

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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.