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Finding the Fourth Proportional to 446,316, 615,916.08 and 245,124.96

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Solution

The fourth proportional to 446,316, 615,916.08 and 245,124.96 is: 338,272.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,316 : 615,916.08 = 245,124.96 : x
  2. Step 2: Convert to fraction form
    446,316/615,916.08 = 245,124.96/x
  3. Step 3: Cross multiply
    446,316x = 615,916.08 × 245,124.96
  4. Step 4: Simplify right side
    446,316x = 150,976,404,473.36
  5. Step 5: Solve for x
    x = 150,976,404,473.36/446,316
  6. Step 6: Final answer
    x = 338,272.44

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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.