Home / 1,070,309.95-1,604,997.72-404,995.39

Finding the Fourth Proportional to 1,070,309.95, 1,604,997.72 and 404,995.39

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Solution

The fourth proportional to 1,070,309.95, 1,604,997.72 and 404,995.39 is: 607,316.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,309.95 : 1,604,997.72 = 404,995.39 : x
  2. Step 2: Convert to fraction form
    1,070,309.95/1,604,997.72 = 404,995.39/x
  3. Step 3: Cross multiply
    1,070,309.95x = 1,604,997.72 × 404,995.39
  4. Step 4: Simplify right side
    1,070,309.95x = 650,016,677,560.51
  5. Step 5: Solve for x
    x = 650,016,677,560.51/1,070,309.95
  6. Step 6: Final answer
    x = 607,316.30

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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.