Home / 1,207,237.80-1,810,200.60-497,337.60

Finding the Fourth Proportional to 1,207,237.80, 1,810,200.60 and 497,337.60

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Solution

The fourth proportional to 1,207,237.80, 1,810,200.60 and 497,337.60 is: 745,736.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,237.80 : 1,810,200.60 = 497,337.60 : x
  2. Step 2: Convert to fraction form
    1,207,237.80/1,810,200.60 = 497,337.60/x
  3. Step 3: Cross multiply
    1,207,237.80x = 1,810,200.60 × 497,337.60
  4. Step 4: Simplify right side
    1,207,237.80x = 900,280,821,922.56
  5. Step 5: Solve for x
    x = 900,280,821,922.56/1,207,237.80
  6. Step 6: Final answer
    x = 745,736.11

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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.