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Finding the Fourth Proportional to 446,098.94, 615,599.85 and 242,145.47

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Solution

The fourth proportional to 446,098.94, 615,599.85 and 242,145.47 is: 334,151.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,098.94 : 615,599.85 = 242,145.47 : x
  2. Step 2: Convert to fraction form
    446,098.94/615,599.85 = 242,145.47/x
  3. Step 3: Cross multiply
    446,098.94x = 615,599.85 × 242,145.47
  4. Step 4: Simplify right side
    446,098.94x = 149,064,715,010.18
  5. Step 5: Solve for x
    x = 149,064,715,010.18/446,098.94
  6. Step 6: Final answer
    x = 334,151.69

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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.