Home / 1,006,079.58-1,509,131.52-399,016.98

Finding the Fourth Proportional to 1,006,079.58, 1,509,131.52 and 399,016.98

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Solution

The fourth proportional to 1,006,079.58, 1,509,131.52 and 399,016.98 is: 598,530.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,079.58 : 1,509,131.52 = 399,016.98 : x
  2. Step 2: Convert to fraction form
    1,006,079.58/1,509,131.52 = 399,016.98/x
  3. Step 3: Cross multiply
    1,006,079.58x = 1,509,131.52 × 399,016.98
  4. Step 4: Simplify right side
    1,006,079.58x = 602,169,101,533.21
  5. Step 5: Solve for x
    x = 602,169,101,533.21/1,006,079.58
  6. Step 6: Final answer
    x = 598,530.29

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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.