Home / 589,021.89-812,827.89-359,962.26

Finding the Fourth Proportional to 589,021.89, 812,827.89 and 359,962.26

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Solution

The fourth proportional to 589,021.89, 812,827.89 and 359,962.26 is: 496,734.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,021.89 : 812,827.89 = 359,962.26 : x
  2. Step 2: Convert to fraction form
    589,021.89/812,827.89 = 359,962.26/x
  3. Step 3: Cross multiply
    589,021.89x = 812,827.89 × 359,962.26
  4. Step 4: Simplify right side
    589,021.89x = 292,587,364,275.43
  5. Step 5: Solve for x
    x = 292,587,364,275.43/589,021.89
  6. Step 6: Final answer
    x = 496,734.28

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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.