Home / 579,965.06-870,018.67-180,542.32

Finding the Fourth Proportional to 579,965.06, 870,018.67 and 180,542.32

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Solution

The fourth proportional to 579,965.06, 870,018.67 and 180,542.32 is: 270,835.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,965.06 : 870,018.67 = 180,542.32 : x
  2. Step 2: Convert to fraction form
    579,965.06/870,018.67 = 180,542.32/x
  3. Step 3: Cross multiply
    579,965.06x = 870,018.67 × 180,542.32
  4. Step 4: Simplify right side
    579,965.06x = 157,075,187,175.75
  5. Step 5: Solve for x
    x = 157,075,187,175.75/579,965.06
  6. Step 6: Final answer
    x = 270,835.60

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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.