Home / 940,615.17-1,298,052.65-510,902.48

Finding the Fourth Proportional to 940,615.17, 1,298,052.65 and 510,902.48

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Solution

The fourth proportional to 940,615.17, 1,298,052.65 and 510,902.48 is: 705,047.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,615.17 : 1,298,052.65 = 510,902.48 : x
  2. Step 2: Convert to fraction form
    940,615.17/1,298,052.65 = 510,902.48/x
  3. Step 3: Cross multiply
    940,615.17x = 1,298,052.65 × 510,902.48
  4. Step 4: Simplify right side
    940,615.17x = 663,178,312,842.57
  5. Step 5: Solve for x
    x = 663,178,312,842.57/940,615.17
  6. Step 6: Final answer
    x = 705,047.43

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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.