Home / 685,088.86-1,026,303.98-504,847.30

Finding the Fourth Proportional to 685,088.86, 1,026,303.98 and 504,847.30

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Solution

The fourth proportional to 685,088.86, 1,026,303.98 and 504,847.30 is: 756,291.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    685,088.86 : 1,026,303.98 = 504,847.30 : x
  2. Step 2: Convert to fraction form
    685,088.86/1,026,303.98 = 504,847.30/x
  3. Step 3: Cross multiply
    685,088.86x = 1,026,303.98 × 504,847.30
  4. Step 4: Simplify right side
    685,088.86x = 518,126,793,282.25
  5. Step 5: Solve for x
    x = 518,126,793,282.25/685,088.86
  6. Step 6: Final answer
    x = 756,291.37

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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.