Home / 931,649.17-1,285,677.98-523,754.37

Finding the Fourth Proportional to 931,649.17, 1,285,677.98 and 523,754.37

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Solution

The fourth proportional to 931,649.17, 1,285,677.98 and 523,754.37 is: 722,782.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,649.17 : 1,285,677.98 = 523,754.37 : x
  2. Step 2: Convert to fraction form
    931,649.17/1,285,677.98 = 523,754.37/x
  3. Step 3: Cross multiply
    931,649.17x = 1,285,677.98 × 523,754.37
  4. Step 4: Simplify right side
    931,649.17x = 673,379,460,437.77
  5. Step 5: Solve for x
    x = 673,379,460,437.77/931,649.17
  6. Step 6: Final answer
    x = 722,782.23

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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.