Home / 891,048.85-1,336,666.71-251,347.51

Finding the Fourth Proportional to 891,048.85, 1,336,666.71 and 251,347.51

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Solution

The fourth proportional to 891,048.85, 1,336,666.71 and 251,347.51 is: 377,047.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,048.85 : 1,336,666.71 = 251,347.51 : x
  2. Step 2: Convert to fraction form
    891,048.85/1,336,666.71 = 251,347.51/x
  3. Step 3: Cross multiply
    891,048.85x = 1,336,666.71 × 251,347.51
  4. Step 4: Simplify right side
    891,048.85x = 335,967,842,939.20
  5. Step 5: Solve for x
    x = 335,967,842,939.20/891,048.85
  6. Step 6: Final answer
    x = 377,047.61

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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.