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Finding the Fourth Proportional to 333,698.34, 500,442.90 and 109,007.58

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Solution

The fourth proportional to 333,698.34, 500,442.90 and 109,007.58 is: 163,477.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,698.34 : 500,442.90 = 109,007.58 : x
  2. Step 2: Convert to fraction form
    333,698.34/500,442.90 = 109,007.58/x
  3. Step 3: Cross multiply
    333,698.34x = 500,442.90 × 109,007.58
  4. Step 4: Simplify right side
    333,698.34x = 54,552,069,457.18
  5. Step 5: Solve for x
    x = 54,552,069,457.18/333,698.34
  6. Step 6: Final answer
    x = 163,477.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.