Home / 897,157.54-1,238,042.64-510,023.68

Finding the Fourth Proportional to 897,157.54, 1,238,042.64 and 510,023.68

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Solution

The fourth proportional to 897,157.54, 1,238,042.64 and 510,023.68 is: 703,812.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,157.54 : 1,238,042.64 = 510,023.68 : x
  2. Step 2: Convert to fraction form
    897,157.54/1,238,042.64 = 510,023.68/x
  3. Step 3: Cross multiply
    897,157.54x = 1,238,042.64 × 510,023.68
  4. Step 4: Simplify right side
    897,157.54x = 631,431,063,249.72
  5. Step 5: Solve for x
    x = 631,431,063,249.72/897,157.54
  6. Step 6: Final answer
    x = 703,812.91

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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.