Home / 277,423.32-382,495.63-226,384.21

Finding the Fourth Proportional to 277,423.32, 382,495.63 and 226,384.21

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Solution

The fourth proportional to 277,423.32, 382,495.63 and 226,384.21 is: 312,125.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,423.32 : 382,495.63 = 226,384.21 : x
  2. Step 2: Convert to fraction form
    277,423.32/382,495.63 = 226,384.21/x
  3. Step 3: Cross multiply
    277,423.32x = 382,495.63 × 226,384.21
  4. Step 4: Simplify right side
    277,423.32x = 86,590,971,026.00
  5. Step 5: Solve for x
    x = 86,590,971,026.00/277,423.32
  6. Step 6: Final answer
    x = 312,125.78

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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.