Home / 763,802.42-1,145,918.11-224,071.43

Finding the Fourth Proportional to 763,802.42, 1,145,918.11 and 224,071.43

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Solution

The fourth proportional to 763,802.42, 1,145,918.11 and 224,071.43 is: 336,170.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,802.42 : 1,145,918.11 = 224,071.43 : x
  2. Step 2: Convert to fraction form
    763,802.42/1,145,918.11 = 224,071.43/x
  3. Step 3: Cross multiply
    763,802.42x = 1,145,918.11 × 224,071.43
  4. Step 4: Simplify right side
    763,802.42x = 256,767,511,875.21
  5. Step 5: Solve for x
    x = 256,767,511,875.21/763,802.42
  6. Step 6: Final answer
    x = 336,170.07

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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.