Home / 563,274.19-846,682.76-489,315.32

Finding the Fourth Proportional to 563,274.19, 846,682.76 and 489,315.32

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Solution

The fourth proportional to 563,274.19, 846,682.76 and 489,315.32 is: 735,511.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,274.19 : 846,682.76 = 489,315.32 : x
  2. Step 2: Convert to fraction form
    563,274.19/846,682.76 = 489,315.32/x
  3. Step 3: Cross multiply
    563,274.19x = 846,682.76 × 489,315.32
  4. Step 4: Simplify right side
    563,274.19x = 414,294,845,647.88
  5. Step 5: Solve for x
    x = 414,294,845,647.88/563,274.19
  6. Step 6: Final answer
    x = 735,511.86

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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.