Home / 790,920.51-1,186,582.86-229,955.01

Finding the Fourth Proportional to 790,920.51, 1,186,582.86 and 229,955.01

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Solution

The fourth proportional to 790,920.51, 1,186,582.86 and 229,955.01 is: 344,991.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,920.51 : 1,186,582.86 = 229,955.01 : x
  2. Step 2: Convert to fraction form
    790,920.51/1,186,582.86 = 229,955.01/x
  3. Step 3: Cross multiply
    790,920.51x = 1,186,582.86 × 229,955.01
  4. Step 4: Simplify right side
    790,920.51x = 272,860,673,437.13
  5. Step 5: Solve for x
    x = 272,860,673,437.13/790,920.51
  6. Step 6: Final answer
    x = 344,991.27

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1.5x scale

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.