Home / 956,333.35-1,319,737.91-520,743.93

Finding the Fourth Proportional to 956,333.35, 1,319,737.91 and 520,743.93

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Solution

The fourth proportional to 956,333.35, 1,319,737.91 and 520,743.93 is: 718,625.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,333.35 : 1,319,737.91 = 520,743.93 : x
  2. Step 2: Convert to fraction form
    956,333.35/1,319,737.91 = 520,743.93/x
  3. Step 3: Cross multiply
    956,333.35x = 1,319,737.91 × 520,743.93
  4. Step 4: Simplify right side
    956,333.35x = 687,245,505,823.39
  5. Step 5: Solve for x
    x = 687,245,505,823.39/956,333.35
  6. Step 6: Final answer
    x = 718,625.47

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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.