Home / 776,594.61-1,072,031.22-522,093.42

Finding the Fourth Proportional to 776,594.61, 1,072,031.22 and 522,093.42

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Solution

The fourth proportional to 776,594.61, 1,072,031.22 and 522,093.42 is: 720,711.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,594.61 : 1,072,031.22 = 522,093.42 : x
  2. Step 2: Convert to fraction form
    776,594.61/1,072,031.22 = 522,093.42/x
  3. Step 3: Cross multiply
    776,594.61x = 1,072,031.22 × 522,093.42
  4. Step 4: Simplify right side
    776,594.61x = 559,700,445,996.57
  5. Step 5: Solve for x
    x = 559,700,445,996.57/776,594.61
  6. Step 6: Final answer
    x = 720,711.22

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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.