Home / 942,310.86-1,409,899.50-558,265.95

Finding the Fourth Proportional to 942,310.86, 1,409,899.50 and 558,265.95

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Solution

The fourth proportional to 942,310.86, 1,409,899.50 and 558,265.95 is: 835,285.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,310.86 : 1,409,899.50 = 558,265.95 : x
  2. Step 2: Convert to fraction form
    942,310.86/1,409,899.50 = 558,265.95/x
  3. Step 3: Cross multiply
    942,310.86x = 1,409,899.50 × 558,265.95
  4. Step 4: Simplify right side
    942,310.86x = 787,098,883,772.03
  5. Step 5: Solve for x
    x = 787,098,883,772.03/942,310.86
  6. Step 6: Final answer
    x = 835,285.80

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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.