Home / 648,631.32-973,389.88-227,907.24

Finding the Fourth Proportional to 648,631.32, 973,389.88 and 227,907.24

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Solution

The fourth proportional to 648,631.32, 973,389.88 and 227,907.24 is: 342,016.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,631.32 : 973,389.88 = 227,907.24 : x
  2. Step 2: Convert to fraction form
    648,631.32/973,389.88 = 227,907.24/x
  3. Step 3: Cross multiply
    648,631.32x = 973,389.88 × 227,907.24
  4. Step 4: Simplify right side
    648,631.32x = 221,842,600,994.73
  5. Step 5: Solve for x
    x = 221,842,600,994.73/648,631.32
  6. Step 6: Final answer
    x = 342,016.48

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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.