Home / 314,315.13-433,764.09-171,084.45

Finding the Fourth Proportional to 314,315.13, 433,764.09 and 171,084.45

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Solution

The fourth proportional to 314,315.13, 433,764.09 and 171,084.45 is: 236,101.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,315.13 : 433,764.09 = 171,084.45 : x
  2. Step 2: Convert to fraction form
    314,315.13/433,764.09 = 171,084.45/x
  3. Step 3: Cross multiply
    314,315.13x = 433,764.09 × 171,084.45
  4. Step 4: Simplify right side
    314,315.13x = 74,210,290,767.40
  5. Step 5: Solve for x
    x = 74,210,290,767.40/314,315.13
  6. Step 6: Final answer
    x = 236,101.55

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1.5x scale

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.