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Finding the Fourth Proportional to 615,996.54, 850,066.24 and 344,068.27

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Solution

The fourth proportional to 615,996.54, 850,066.24 and 344,068.27 is: 474,809.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,996.54 : 850,066.24 = 344,068.27 : x
  2. Step 2: Convert to fraction form
    615,996.54/850,066.24 = 344,068.27/x
  3. Step 3: Cross multiply
    615,996.54x = 850,066.24 × 344,068.27
  4. Step 4: Simplify right side
    615,996.54x = 292,480,820,582.21
  5. Step 5: Solve for x
    x = 292,480,820,582.21/615,996.54
  6. Step 6: Final answer
    x = 474,809.19

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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.