Home / 875,994.41-1,208,838.32-488,789.70

Finding the Fourth Proportional to 875,994.41, 1,208,838.32 and 488,789.70

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Solution

The fourth proportional to 875,994.41, 1,208,838.32 and 488,789.70 is: 674,510.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,994.41 : 1,208,838.32 = 488,789.70 : x
  2. Step 2: Convert to fraction form
    875,994.41/1,208,838.32 = 488,789.70/x
  3. Step 3: Cross multiply
    875,994.41x = 1,208,838.32 × 488,789.70
  4. Step 4: Simplify right side
    875,994.41x = 590,867,717,337.36
  5. Step 5: Solve for x
    x = 590,867,717,337.36/875,994.41
  6. Step 6: Final answer
    x = 674,510.83

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1.5x scale

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.