Home / 670,006.80-1,005,010.20-607,021.20

Finding the Fourth Proportional to 670,006.80, 1,005,010.20 and 607,021.20

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Solution

The fourth proportional to 670,006.80, 1,005,010.20 and 607,021.20 is: 910,531.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,006.80 : 1,005,010.20 = 607,021.20 : x
  2. Step 2: Convert to fraction form
    670,006.80/1,005,010.20 = 607,021.20/x
  3. Step 3: Cross multiply
    670,006.80x = 1,005,010.20 × 607,021.20
  4. Step 4: Simplify right side
    670,006.80x = 610,062,497,616.24
  5. Step 5: Solve for x
    x = 610,062,497,616.24/670,006.80
  6. Step 6: Final answer
    x = 910,531.80

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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.