Home / 935,062.39-1,289,787.73-648,477.91

Finding the Fourth Proportional to 935,062.39, 1,289,787.73 and 648,477.91

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Solution

The fourth proportional to 935,062.39, 1,289,787.73 and 648,477.91 is: 894,484.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,062.39 : 1,289,787.73 = 648,477.91 : x
  2. Step 2: Convert to fraction form
    935,062.39/1,289,787.73 = 648,477.91/x
  3. Step 3: Cross multiply
    935,062.39x = 1,289,787.73 × 648,477.91
  4. Step 4: Simplify right side
    935,062.39x = 836,398,851,494.04
  5. Step 5: Solve for x
    x = 836,398,851,494.04/935,062.39
  6. Step 6: Final answer
    x = 894,484.54

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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.