Home / 1,088,495.90-1,632,713.77-289,784.36

Finding the Fourth Proportional to 1,088,495.90, 1,632,713.77 and 289,784.36

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Solution

The fourth proportional to 1,088,495.90, 1,632,713.77 and 289,784.36 is: 434,668.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,495.90 : 1,632,713.77 = 289,784.36 : x
  2. Step 2: Convert to fraction form
    1,088,495.90/1,632,713.77 = 289,784.36/x
  3. Step 3: Cross multiply
    1,088,495.90x = 1,632,713.77 × 289,784.36
  4. Step 4: Simplify right side
    1,088,495.90x = 473,134,918,259.96
  5. Step 5: Solve for x
    x = 473,134,918,259.96/1,088,495.90
  6. Step 6: Final answer
    x = 434,668.54

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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.