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Finding the Fourth Proportional to 544,064.88, 750,827.78 and 302,357.64

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Solution

The fourth proportional to 544,064.88, 750,827.78 and 302,357.64 is: 417,263.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,064.88 : 750,827.78 = 302,357.64 : x
  2. Step 2: Convert to fraction form
    544,064.88/750,827.78 = 302,357.64/x
  3. Step 3: Cross multiply
    544,064.88x = 750,827.78 × 302,357.64
  4. Step 4: Simplify right side
    544,064.88x = 227,018,514,095.45
  5. Step 5: Solve for x
    x = 227,018,514,095.45/544,064.88
  6. Step 6: Final answer
    x = 417,263.68

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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.