Home / 603,615.07-904,044.76-288,293.41

Finding the Fourth Proportional to 603,615.07, 904,044.76 and 288,293.41

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Solution

The fourth proportional to 603,615.07, 904,044.76 and 288,293.41 is: 431,782.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,615.07 : 904,044.76 = 288,293.41 : x
  2. Step 2: Convert to fraction form
    603,615.07/904,044.76 = 288,293.41/x
  3. Step 3: Cross multiply
    603,615.07x = 904,044.76 × 288,293.41
  4. Step 4: Simplify right side
    603,615.07x = 260,630,146,653.03
  5. Step 5: Solve for x
    x = 260,630,146,653.03/603,615.07
  6. Step 6: Final answer
    x = 431,782.04

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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.