Home / 423,962.09-585,100.24-242,730.87

Finding the Fourth Proportional to 423,962.09, 585,100.24 and 242,730.87

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Solution

The fourth proportional to 423,962.09, 585,100.24 and 242,730.87 is: 334,987.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,962.09 : 585,100.24 = 242,730.87 : x
  2. Step 2: Convert to fraction form
    423,962.09/585,100.24 = 242,730.87/x
  3. Step 3: Cross multiply
    423,962.09x = 585,100.24 × 242,730.87
  4. Step 4: Simplify right side
    423,962.09x = 142,021,889,685.58
  5. Step 5: Solve for x
    x = 142,021,889,685.58/423,962.09
  6. Step 6: Final answer
    x = 334,987.24

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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.