Home / 673,292.02-928,302.59-431,176.54

Finding the Fourth Proportional to 673,292.02, 928,302.59 and 431,176.54

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Solution

The fourth proportional to 673,292.02, 928,302.59 and 431,176.54 is: 594,485.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,292.02 : 928,302.59 = 431,176.54 : x
  2. Step 2: Convert to fraction form
    673,292.02/928,302.59 = 431,176.54/x
  3. Step 3: Cross multiply
    673,292.02x = 928,302.59 × 431,176.54
  4. Step 4: Simplify right side
    673,292.02x = 400,262,298,829.24
  5. Step 5: Solve for x
    x = 400,262,298,829.24/673,292.02
  6. Step 6: Final answer
    x = 594,485.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.