Home / 958,281.22-1,437,110.86-318,413.12

Finding the Fourth Proportional to 958,281.22, 1,437,110.86 and 318,413.12

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Solution

The fourth proportional to 958,281.22, 1,437,110.86 and 318,413.12 is: 477,516.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,281.22 : 1,437,110.86 = 318,413.12 : x
  2. Step 2: Convert to fraction form
    958,281.22/1,437,110.86 = 318,413.12/x
  3. Step 3: Cross multiply
    958,281.22x = 1,437,110.86 × 318,413.12
  4. Step 4: Simplify right side
    958,281.22x = 457,594,952,718.48
  5. Step 5: Solve for x
    x = 457,594,952,718.48/958,281.22
  6. Step 6: Final answer
    x = 477,516.35

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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.