Home / 756,688.59-1,044,197.80-412,516.15

Finding the Fourth Proportional to 756,688.59, 1,044,197.80 and 412,516.15

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Solution

The fourth proportional to 756,688.59, 1,044,197.80 and 412,516.15 is: 569,254.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,688.59 : 1,044,197.80 = 412,516.15 : x
  2. Step 2: Convert to fraction form
    756,688.59/1,044,197.80 = 412,516.15/x
  3. Step 3: Cross multiply
    756,688.59x = 1,044,197.80 × 412,516.15
  4. Step 4: Simplify right side
    756,688.59x = 430,748,452,652.69
  5. Step 5: Solve for x
    x = 430,748,452,652.69/756,688.59
  6. Step 6: Final answer
    x = 569,254.59

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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.