Home / 958,294.86-1,322,423.74-528,565.76

Finding the Fourth Proportional to 958,294.86, 1,322,423.74 and 528,565.76

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Solution

The fourth proportional to 958,294.86, 1,322,423.74 and 528,565.76 is: 729,407.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,294.86 : 1,322,423.74 = 528,565.76 : x
  2. Step 2: Convert to fraction form
    958,294.86/1,322,423.74 = 528,565.76/x
  3. Step 3: Cross multiply
    958,294.86x = 1,322,423.74 × 528,565.76
  4. Step 4: Simplify right side
    958,294.86x = 698,987,909,175.14
  5. Step 5: Solve for x
    x = 698,987,909,175.14/958,294.86
  6. Step 6: Final answer
    x = 729,407.97

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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.