Home / 877,352.94-1,316,447.76-477,984.90

Finding the Fourth Proportional to 877,352.94, 1,316,447.76 and 477,984.90

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Solution

The fourth proportional to 877,352.94, 1,316,447.76 and 477,984.90 is: 717,205.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,352.94 : 1,316,447.76 = 477,984.90 : x
  2. Step 2: Convert to fraction form
    877,352.94/1,316,447.76 = 477,984.90/x
  3. Step 3: Cross multiply
    877,352.94x = 1,316,447.76 × 477,984.90
  4. Step 4: Simplify right side
    877,352.94x = 629,242,150,918.82
  5. Step 5: Solve for x
    x = 629,242,150,918.82/877,352.94
  6. Step 6: Final answer
    x = 717,205.27

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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.