Home / 313,275.41-432,318.96-170,035.45

Finding the Fourth Proportional to 313,275.41, 432,318.96 and 170,035.45

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Solution

The fourth proportional to 313,275.41, 432,318.96 and 170,035.45 is: 234,648.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,275.41 : 432,318.96 = 170,035.45 : x
  2. Step 2: Convert to fraction form
    313,275.41/432,318.96 = 170,035.45/x
  3. Step 3: Cross multiply
    313,275.41x = 432,318.96 × 170,035.45
  4. Step 4: Simplify right side
    313,275.41x = 73,509,547,826.33
  5. Step 5: Solve for x
    x = 73,509,547,826.33/313,275.41
  6. Step 6: Final answer
    x = 234,648.32

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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.