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Finding the Fourth Proportional to 448,482, 670,677.75 and 334,710.12

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Solution

The fourth proportional to 448,482, 670,677.75 and 334,710.12 is: 500,538.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,482 : 670,677.75 = 334,710.12 : x
  2. Step 2: Convert to fraction form
    448,482/670,677.75 = 334,710.12/x
  3. Step 3: Cross multiply
    448,482x = 670,677.75 × 334,710.12
  4. Step 4: Simplify right side
    448,482x = 224,482,630,183.83
  5. Step 5: Solve for x
    x = 224,482,630,183.83/448,482
  6. Step 6: Final answer
    x = 500,538.77

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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.