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Finding the Fourth Proportional to 364,424.16, 546,843.84 and 291,018.72

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Solution

The fourth proportional to 364,424.16, 546,843.84 and 291,018.72 is: 436,693.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,424.16 : 546,843.84 = 291,018.72 : x
  2. Step 2: Convert to fraction form
    364,424.16/546,843.84 = 291,018.72/x
  3. Step 3: Cross multiply
    364,424.16x = 546,843.84 × 291,018.72
  4. Step 4: Simplify right side
    364,424.16x = 159,141,794,356.69
  5. Step 5: Solve for x
    x = 159,141,794,356.69/364,424.16
  6. Step 6: Final answer
    x = 436,693.86

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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.