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Finding the Fourth Proportional to 578,036.08, 797,714.94 and 357,322.24

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Solution

The fourth proportional to 578,036.08, 797,714.94 and 357,322.24 is: 493,120.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,036.08 : 797,714.94 = 357,322.24 : x
  2. Step 2: Convert to fraction form
    578,036.08/797,714.94 = 357,322.24/x
  3. Step 3: Cross multiply
    578,036.08x = 797,714.94 × 357,322.24
  4. Step 4: Simplify right side
    578,036.08x = 285,041,289,242.27
  5. Step 5: Solve for x
    x = 285,041,289,242.27/578,036.08
  6. Step 6: Final answer
    x = 493,120.24

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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.