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Finding the Fourth Proportional to 897,907.66, 1,347,107.52 and 448,085.50

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Solution

The fourth proportional to 897,907.66, 1,347,107.52 and 448,085.50 is: 672,251.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,907.66 : 1,347,107.52 = 448,085.50 : x
  2. Step 2: Convert to fraction form
    897,907.66/1,347,107.52 = 448,085.50/x
  3. Step 3: Cross multiply
    897,907.66x = 1,347,107.52 × 448,085.50
  4. Step 4: Simplify right side
    897,907.66x = 603,619,346,652.96
  5. Step 5: Solve for x
    x = 603,619,346,652.96/897,907.66
  6. Step 6: Final answer
    x = 672,251.03

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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.