Home / 313,296.32-432,349.35-170,056.46

Finding the Fourth Proportional to 313,296.32, 432,349.35 and 170,056.46

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Solution

The fourth proportional to 313,296.32, 432,349.35 and 170,056.46 is: 234,678.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,296.32 : 432,349.35 = 170,056.46 : x
  2. Step 2: Convert to fraction form
    313,296.32/432,349.35 = 170,056.46/x
  3. Step 3: Cross multiply
    313,296.32x = 432,349.35 × 170,056.46
  4. Step 4: Simplify right side
    313,296.32x = 73,523,799,944.30
  5. Step 5: Solve for x
    x = 73,523,799,944.30/313,296.32
  6. Step 6: Final answer
    x = 234,678.15

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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.