Home / 877,350.94-1,316,444.76-477,982.90

Finding the Fourth Proportional to 877,350.94, 1,316,444.76 and 477,982.90

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Solution

The fourth proportional to 877,350.94, 1,316,444.76 and 477,982.90 is: 717,202.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,350.94 : 1,316,444.76 = 477,982.90 : x
  2. Step 2: Convert to fraction form
    877,350.94/1,316,444.76 = 477,982.90/x
  3. Step 3: Cross multiply
    877,350.94x = 1,316,444.76 × 477,982.90
  4. Step 4: Simplify right side
    877,350.94x = 629,238,084,074.60
  5. Step 5: Solve for x
    x = 629,238,084,074.60/877,350.94
  6. Step 6: Final answer
    x = 717,202.27

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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.