Home / 751,597.20-1,124,771.40-525,898.80

Finding the Fourth Proportional to 751,597.20, 1,124,771.40 and 525,898.80

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Solution

The fourth proportional to 751,597.20, 1,124,771.40 and 525,898.80 is: 787,011.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,597.20 : 1,124,771.40 = 525,898.80 : x
  2. Step 2: Convert to fraction form
    751,597.20/1,124,771.40 = 525,898.80/x
  3. Step 3: Cross multiply
    751,597.20x = 1,124,771.40 × 525,898.80
  4. Step 4: Simplify right side
    751,597.20x = 591,515,929,534.32
  5. Step 5: Solve for x
    x = 591,515,929,534.32/751,597.20
  6. Step 6: Final answer
    x = 787,011.89

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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.