Home / 645,610.96-968,421.30-224,886.16

Finding the Fourth Proportional to 645,610.96, 968,421.30 and 224,886.16

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Solution

The fourth proportional to 645,610.96, 968,421.30 and 224,886.16 is: 337,330.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    645,610.96 : 968,421.30 = 224,886.16 : x
  2. Step 2: Convert to fraction form
    645,610.96/968,421.30 = 224,886.16/x
  3. Step 3: Cross multiply
    645,610.96x = 968,421.30 × 224,886.16
  4. Step 4: Simplify right side
    645,610.96x = 217,784,547,419.21
  5. Step 5: Solve for x
    x = 217,784,547,419.21/645,610.96
  6. Step 6: Final answer
    x = 337,330.93

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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.