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Finding the Fourth Proportional to 360,623.31, 497,492.60 and 233,339.91

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Solution

The fourth proportional to 360,623.31, 497,492.60 and 233,339.91 is: 321,900.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,623.31 : 497,492.60 = 233,339.91 : x
  2. Step 2: Convert to fraction form
    360,623.31/497,492.60 = 233,339.91/x
  3. Step 3: Cross multiply
    360,623.31x = 497,492.60 × 233,339.91
  4. Step 4: Simplify right side
    360,623.31x = 116,084,877,342.97
  5. Step 5: Solve for x
    x = 116,084,877,342.97/360,623.31
  6. Step 6: Final answer
    x = 321,900.65

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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.