Home / 670,032.20-1,005,048.30-404,611.40

Finding the Fourth Proportional to 670,032.20, 1,005,048.30 and 404,611.40

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Solution

The fourth proportional to 670,032.20, 1,005,048.30 and 404,611.40 is: 606,917.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,032.20 : 1,005,048.30 = 404,611.40 : x
  2. Step 2: Convert to fraction form
    670,032.20/1,005,048.30 = 404,611.40/x
  3. Step 3: Cross multiply
    670,032.20x = 1,005,048.30 × 404,611.40
  4. Step 4: Simplify right side
    670,032.20x = 406,653,999,730.62
  5. Step 5: Solve for x
    x = 406,653,999,730.62/670,032.20
  6. Step 6: Final answer
    x = 606,917.10

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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.