Home / 446,913.28-616,671-265,557.76

Finding the Fourth Proportional to 446,913.28, 616,671 and 265,557.76

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Solution

The fourth proportional to 446,913.28, 616,671 and 265,557.76 is: 366,428.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,913.28 : 616,671 = 265,557.76 : x
  2. Step 2: Convert to fraction form
    446,913.28/616,671 = 265,557.76/x
  3. Step 3: Cross multiply
    446,913.28x = 616,671 × 265,557.76
  4. Step 4: Simplify right side
    446,913.28x = 163,761,769,416.96
  5. Step 5: Solve for x
    x = 163,761,769,416.96/446,913.28
  6. Step 6: Final answer
    x = 366,428.51

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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.