Home / 384,185.02-530,244.72-229,146.26

Finding the Fourth Proportional to 384,185.02, 530,244.72 and 229,146.26

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Solution

The fourth proportional to 384,185.02, 530,244.72 and 229,146.26 is: 316,263.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,185.02 : 530,244.72 = 229,146.26 : x
  2. Step 2: Convert to fraction form
    384,185.02/530,244.72 = 229,146.26/x
  3. Step 3: Cross multiply
    384,185.02x = 530,244.72 × 229,146.26
  4. Step 4: Simplify right side
    384,185.02x = 121,503,594,472.75
  5. Step 5: Solve for x
    x = 121,503,594,472.75/384,185.02
  6. Step 6: Final answer
    x = 316,263.23

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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.