Home / 693,328.98-1,039,985.10-220,018.44

Finding the Fourth Proportional to 693,328.98, 1,039,985.10 and 220,018.44

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Solution

The fourth proportional to 693,328.98, 1,039,985.10 and 220,018.44 is: 330,025.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,328.98 : 1,039,985.10 = 220,018.44 : x
  2. Step 2: Convert to fraction form
    693,328.98/1,039,985.10 = 220,018.44/x
  3. Step 3: Cross multiply
    693,328.98x = 1,039,985.10 × 220,018.44
  4. Step 4: Simplify right side
    693,328.98x = 228,815,899,325.24
  5. Step 5: Solve for x
    x = 228,815,899,325.24/693,328.98
  6. Step 6: Final answer
    x = 330,025.00

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1.5x scale

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.