Home / 369,913.72-510,426.20-224,643.96

Finding the Fourth Proportional to 369,913.72, 510,426.20 and 224,643.96

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Solution

The fourth proportional to 369,913.72, 510,426.20 and 224,643.96 is: 309,975.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,913.72 : 510,426.20 = 224,643.96 : x
  2. Step 2: Convert to fraction form
    369,913.72/510,426.20 = 224,643.96/x
  3. Step 3: Cross multiply
    369,913.72x = 510,426.20 × 224,643.96
  4. Step 4: Simplify right side
    369,913.72x = 114,664,162,855.75
  5. Step 5: Solve for x
    x = 114,664,162,855.75/369,913.72
  6. Step 6: Final answer
    x = 309,975.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.