Home / 423,970.48-585,111.80-242,739.25

Finding the Fourth Proportional to 423,970.48, 585,111.80 and 242,739.25

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Solution

The fourth proportional to 423,970.48, 585,111.80 and 242,739.25 is: 334,998.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,970.48 : 585,111.80 = 242,739.25 : x
  2. Step 2: Convert to fraction form
    423,970.48/585,111.80 = 242,739.25/x
  3. Step 3: Cross multiply
    423,970.48x = 585,111.80 × 242,739.25
  4. Step 4: Simplify right side
    423,970.48x = 142,029,599,498.15
  5. Step 5: Solve for x
    x = 142,029,599,498.15/423,970.48
  6. Step 6: Final answer
    x = 334,998.79

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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.