Home / 896,278.44-1,236,848.20-488,383.81

Finding the Fourth Proportional to 896,278.44, 1,236,848.20 and 488,383.81

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Solution

The fourth proportional to 896,278.44, 1,236,848.20 and 488,383.81 is: 673,960.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,278.44 : 1,236,848.20 = 488,383.81 : x
  2. Step 2: Convert to fraction form
    896,278.44/1,236,848.20 = 488,383.81/x
  3. Step 3: Cross multiply
    896,278.44x = 1,236,848.20 × 488,383.81
  4. Step 4: Simplify right side
    896,278.44x = 604,056,636,307.64
  5. Step 5: Solve for x
    x = 604,056,636,307.64/896,278.44
  6. Step 6: Final answer
    x = 673,960.91

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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.