Home / 346,868.82-520,295.10-159,880.32

Finding the Fourth Proportional to 346,868.82, 520,295.10 and 159,880.32

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Solution

The fourth proportional to 346,868.82, 520,295.10 and 159,880.32 is: 239,816.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,868.82 : 520,295.10 = 159,880.32 : x
  2. Step 2: Convert to fraction form
    346,868.82/520,295.10 = 159,880.32/x
  3. Step 3: Cross multiply
    346,868.82x = 520,295.10 × 159,880.32
  4. Step 4: Simplify right side
    346,868.82x = 83,184,947,082.43
  5. Step 5: Solve for x
    x = 83,184,947,082.43/346,868.82
  6. Step 6: Final answer
    x = 239,816.73

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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.