Home / 935,088.39-1,289,823.62-648,503.91

Finding the Fourth Proportional to 935,088.39, 1,289,823.62 and 648,503.91

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Solution

The fourth proportional to 935,088.39, 1,289,823.62 and 648,503.91 is: 894,520.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,088.39 : 1,289,823.62 = 648,503.91 : x
  2. Step 2: Convert to fraction form
    935,088.39/1,289,823.62 = 648,503.91/x
  3. Step 3: Cross multiply
    935,088.39x = 1,289,823.62 × 648,503.91
  4. Step 4: Simplify right side
    935,088.39x = 836,455,657,537.84
  5. Step 5: Solve for x
    x = 836,455,657,537.84/935,088.39
  6. Step 6: Final answer
    x = 894,520.42

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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.