Home / 1,250,008.56-1,875,013.74-303,380.16

Finding the Fourth Proportional to 1,250,008.56, 1,875,013.74 and 303,380.16

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Solution

The fourth proportional to 1,250,008.56, 1,875,013.74 and 303,380.16 is: 455,070.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,008.56 : 1,875,013.74 = 303,380.16 : x
  2. Step 2: Convert to fraction form
    1,250,008.56/1,875,013.74 = 303,380.16/x
  3. Step 3: Cross multiply
    1,250,008.56x = 1,875,013.74 × 303,380.16
  4. Step 4: Simplify right side
    1,250,008.56x = 568,841,968,443.40
  5. Step 5: Solve for x
    x = 568,841,968,443.40/1,250,008.56
  6. Step 6: Final answer
    x = 455,070.46

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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.