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Finding the Fourth Proportional to 446,529.55, 616,208.31 and 242,578.84

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Solution

The fourth proportional to 446,529.55, 616,208.31 and 242,578.84 is: 334,757.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,529.55 : 616,208.31 = 242,578.84 : x
  2. Step 2: Convert to fraction form
    446,529.55/616,208.31 = 242,578.84/x
  3. Step 3: Cross multiply
    446,529.55x = 616,208.31 × 242,578.84
  4. Step 4: Simplify right side
    446,529.55x = 149,479,097,038.16
  5. Step 5: Solve for x
    x = 149,479,097,038.16/446,529.55
  6. Step 6: Final answer
    x = 334,757.46

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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.