Home / 330,454.08-495,015.84-152,716.32

Finding the Fourth Proportional to 330,454.08, 495,015.84 and 152,716.32

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Solution

The fourth proportional to 330,454.08, 495,015.84 and 152,716.32 is: 228,767.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,454.08 : 495,015.84 = 152,716.32 : x
  2. Step 2: Convert to fraction form
    330,454.08/495,015.84 = 152,716.32/x
  3. Step 3: Cross multiply
    330,454.08x = 495,015.84 × 152,716.32
  4. Step 4: Simplify right side
    330,454.08x = 75,596,997,426.51
  5. Step 5: Solve for x
    x = 75,596,997,426.51/330,454.08
  6. Step 6: Final answer
    x = 228,767.03

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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.