Home / 699,345.29-1,049,019.98-573,853.86

Finding the Fourth Proportional to 699,345.29, 1,049,019.98 and 573,853.86

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Solution

The fourth proportional to 699,345.29, 1,049,019.98 and 573,853.86 is: 860,782.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,345.29 : 1,049,019.98 = 573,853.86 : x
  2. Step 2: Convert to fraction form
    699,345.29/1,049,019.98 = 573,853.86/x
  3. Step 3: Cross multiply
    699,345.29x = 1,049,019.98 × 573,853.86
  4. Step 4: Simplify right side
    699,345.29x = 601,984,170,108.58
  5. Step 5: Solve for x
    x = 601,984,170,108.58/699,345.29
  6. Step 6: Final answer
    x = 860,782.47

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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.