Home / 768,030.20-1,152,045.30-734,852.60

Finding the Fourth Proportional to 768,030.20, 1,152,045.30 and 734,852.60

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Solution

The fourth proportional to 768,030.20, 1,152,045.30 and 734,852.60 is: 1,102,278.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,030.20 : 1,152,045.30 = 734,852.60 : x
  2. Step 2: Convert to fraction form
    768,030.20/1,152,045.30 = 734,852.60/x
  3. Step 3: Cross multiply
    768,030.20x = 1,152,045.30 × 734,852.60
  4. Step 4: Simplify right side
    768,030.20x = 846,583,484,022.78
  5. Step 5: Solve for x
    x = 846,583,484,022.78/768,030.20
  6. Step 6: Final answer
    x = 1,102,278.90

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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.