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Finding the Fourth Proportional to 250,309.16, 375,312.37 and 98,324.31

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Solution

The fourth proportional to 250,309.16, 375,312.37 and 98,324.31 is: 147,427.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,309.16 : 375,312.37 = 98,324.31 : x
  2. Step 2: Convert to fraction form
    250,309.16/375,312.37 = 98,324.31/x
  3. Step 3: Cross multiply
    250,309.16x = 375,312.37 × 98,324.31
  4. Step 4: Simplify right side
    250,309.16x = 36,902,329,814.71
  5. Step 5: Solve for x
    x = 36,902,329,814.71/250,309.16
  6. Step 6: Final answer
    x = 147,427.01

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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.