Home / 940,615.42-1,298,053-510,902.73

Finding the Fourth Proportional to 940,615.42, 1,298,053 and 510,902.73

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Solution

The fourth proportional to 940,615.42, 1,298,053 and 510,902.73 is: 705,047.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,615.42 : 1,298,053 = 510,902.73 : x
  2. Step 2: Convert to fraction form
    940,615.42/1,298,053 = 510,902.73/x
  3. Step 3: Cross multiply
    940,615.42x = 1,298,053 × 510,902.73
  4. Step 4: Simplify right side
    940,615.42x = 663,178,821,384.69
  5. Step 5: Solve for x
    x = 663,178,821,384.69/940,615.42
  6. Step 6: Final answer
    x = 705,047.79

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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.