Home / 500,522.27-750,856.64-145,490.18

Finding the Fourth Proportional to 500,522.27, 750,856.64 and 145,490.18

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Solution

The fourth proportional to 500,522.27, 750,856.64 and 145,490.18 is: 218,256.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,522.27 : 750,856.64 = 145,490.18 : x
  2. Step 2: Convert to fraction form
    500,522.27/750,856.64 = 145,490.18/x
  3. Step 3: Cross multiply
    500,522.27x = 750,856.64 × 145,490.18
  4. Step 4: Simplify right side
    500,522.27x = 109,242,263,226.06
  5. Step 5: Solve for x
    x = 109,242,263,226.06/500,522.27
  6. Step 6: Final answer
    x = 218,256.55

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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.