Home / 763,764.80-1,143,314.40-595,803.20

Finding the Fourth Proportional to 763,764.80, 1,143,314.40 and 595,803.20

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Solution

The fourth proportional to 763,764.80, 1,143,314.40 and 595,803.20 is: 891,885.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,764.80 : 1,143,314.40 = 595,803.20 : x
  2. Step 2: Convert to fraction form
    763,764.80/1,143,314.40 = 595,803.20/x
  3. Step 3: Cross multiply
    763,764.80x = 1,143,314.40 × 595,803.20
  4. Step 4: Simplify right side
    763,764.80x = 681,190,378,126.08
  5. Step 5: Solve for x
    x = 681,190,378,126.08/763,764.80
  6. Step 6: Final answer
    x = 891,885.01

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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.