Home / 380,257.53-570,384.73-95,948.74

Finding the Fourth Proportional to 380,257.53, 570,384.73 and 95,948.74

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Solution

The fourth proportional to 380,257.53, 570,384.73 and 95,948.74 is: 143,922.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,257.53 : 570,384.73 = 95,948.74 : x
  2. Step 2: Convert to fraction form
    380,257.53/570,384.73 = 95,948.74/x
  3. Step 3: Cross multiply
    380,257.53x = 570,384.73 × 95,948.74
  4. Step 4: Simplify right side
    380,257.53x = 54,727,696,158.74
  5. Step 5: Solve for x
    x = 54,727,696,158.74/380,257.53
  6. Step 6: Final answer
    x = 143,922.72

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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.