Home / 921,362.85-1,382,359.50-562,253.67

Finding the Fourth Proportional to 921,362.85, 1,382,359.50 and 562,253.67

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Solution

The fourth proportional to 921,362.85, 1,382,359.50 and 562,253.67 is: 843,572.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    921,362.85 : 1,382,359.50 = 562,253.67 : x
  2. Step 2: Convert to fraction form
    921,362.85/1,382,359.50 = 562,253.67/x
  3. Step 3: Cross multiply
    921,362.85x = 1,382,359.50 × 562,253.67
  4. Step 4: Simplify right side
    921,362.85x = 777,236,702,134.37
  5. Step 5: Solve for x
    x = 777,236,702,134.37/921,362.85
  6. Step 6: Final answer
    x = 843,572.87

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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.