Home / 1,069,198.24-1,603,796.80-429,501.92

Finding the Fourth Proportional to 1,069,198.24, 1,603,796.80 and 429,501.92

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Solution

The fourth proportional to 1,069,198.24, 1,603,796.80 and 429,501.92 is: 644,252.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,198.24 : 1,603,796.80 = 429,501.92 : x
  2. Step 2: Convert to fraction form
    1,069,198.24/1,603,796.80 = 429,501.92/x
  3. Step 3: Cross multiply
    1,069,198.24x = 1,603,796.80 × 429,501.92
  4. Step 4: Simplify right side
    1,069,198.24x = 688,833,804,889.86
  5. Step 5: Solve for x
    x = 688,833,804,889.86/1,069,198.24
  6. Step 6: Final answer
    x = 644,252.66

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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.