Home / 944,749.84-1,416,978.66-345,570.88

Finding the Fourth Proportional to 944,749.84, 1,416,978.66 and 345,570.88

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Solution

The fourth proportional to 944,749.84, 1,416,978.66 and 345,570.88 is: 518,302.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    944,749.84 : 1,416,978.66 = 345,570.88 : x
  2. Step 2: Convert to fraction form
    944,749.84/1,416,978.66 = 345,570.88/x
  3. Step 3: Cross multiply
    944,749.84x = 1,416,978.66 × 345,570.88
  4. Step 4: Simplify right side
    944,749.84x = 489,666,562,477.42
  5. Step 5: Solve for x
    x = 489,666,562,477.42/944,749.84
  6. Step 6: Final answer
    x = 518,302.88

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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.