Home / 879,510.96-1,319,002.56-374,068.08

Finding the Fourth Proportional to 879,510.96, 1,319,002.56 and 374,068.08

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Solution

The fourth proportional to 879,510.96, 1,319,002.56 and 374,068.08 is: 560,989.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,510.96 : 1,319,002.56 = 374,068.08 : x
  2. Step 2: Convert to fraction form
    879,510.96/1,319,002.56 = 374,068.08/x
  3. Step 3: Cross multiply
    879,510.96x = 1,319,002.56 × 374,068.08
  4. Step 4: Simplify right side
    879,510.96x = 493,396,755,134.29
  5. Step 5: Solve for x
    x = 493,396,755,134.29/879,510.96
  6. Step 6: Final answer
    x = 560,989.89

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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.