Home / 802,919.01-1,205,041.08-403,673.25

Finding the Fourth Proportional to 802,919.01, 1,205,041.08 and 403,673.25

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Solution

The fourth proportional to 802,919.01, 1,205,041.08 and 403,673.25 is: 605,842.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,919.01 : 1,205,041.08 = 403,673.25 : x
  2. Step 2: Convert to fraction form
    802,919.01/1,205,041.08 = 403,673.25/x
  3. Step 3: Cross multiply
    802,919.01x = 1,205,041.08 × 403,673.25
  4. Step 4: Simplify right side
    802,919.01x = 486,442,849,147.11
  5. Step 5: Solve for x
    x = 486,442,849,147.11/802,919.01
  6. Step 6: Final answer
    x = 605,842.98

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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.