Home / 670,603.30-1,005,904.95-404,226.70

Finding the Fourth Proportional to 670,603.30, 1,005,904.95 and 404,226.70

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Solution

The fourth proportional to 670,603.30, 1,005,904.95 and 404,226.70 is: 606,340.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,603.30 : 1,005,904.95 = 404,226.70 : x
  2. Step 2: Convert to fraction form
    670,603.30/1,005,904.95 = 404,226.70/x
  3. Step 3: Cross multiply
    670,603.30x = 1,005,904.95 × 404,226.70
  4. Step 4: Simplify right side
    670,603.30x = 406,613,638,452.17
  5. Step 5: Solve for x
    x = 406,613,638,452.17/670,603.30
  6. Step 6: Final answer
    x = 606,340.05

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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.