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Finding the Fourth Proportional to 555,788.16, 833,699.22 and 384,842.52

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Solution

The fourth proportional to 555,788.16, 833,699.22 and 384,842.52 is: 577,275.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,788.16 : 833,699.22 = 384,842.52 : x
  2. Step 2: Convert to fraction form
    555,788.16/833,699.22 = 384,842.52/x
  3. Step 3: Cross multiply
    555,788.16x = 833,699.22 × 384,842.52
  4. Step 4: Simplify right side
    555,788.16x = 320,842,908,746.83
  5. Step 5: Solve for x
    x = 320,842,908,746.83/555,788.16
  6. Step 6: Final answer
    x = 577,275.54

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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.