Home / 313,266.42-432,303.46-170,025.20

Finding the Fourth Proportional to 313,266.42, 432,303.46 and 170,025.20

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Solution

The fourth proportional to 313,266.42, 432,303.46 and 170,025.20 is: 234,632.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,266.42 : 432,303.46 = 170,025.20 : x
  2. Step 2: Convert to fraction form
    313,266.42/432,303.46 = 170,025.20/x
  3. Step 3: Cross multiply
    313,266.42x = 432,303.46 × 170,025.20
  4. Step 4: Simplify right side
    313,266.42x = 73,502,482,247.19
  5. Step 5: Solve for x
    x = 73,502,482,247.19/313,266.42
  6. Step 6: Final answer
    x = 234,632.50

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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.