Home / 793,555.72-1,095,281.26-521,648.73

Finding the Fourth Proportional to 793,555.72, 1,095,281.26 and 521,648.73

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Solution

The fourth proportional to 793,555.72, 1,095,281.26 and 521,648.73 is: 719,989.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,555.72 : 1,095,281.26 = 521,648.73 : x
  2. Step 2: Convert to fraction form
    793,555.72/1,095,281.26 = 521,648.73/x
  3. Step 3: Cross multiply
    793,555.72x = 1,095,281.26 × 521,648.73
  4. Step 4: Simplify right side
    793,555.72x = 571,352,076,967.68
  5. Step 5: Solve for x
    x = 571,352,076,967.68/793,555.72
  6. Step 6: Final answer
    x = 719,989.87

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1.5x scale

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.