Home / 850,800.74-1,276,404.75-243,597.51

Finding the Fourth Proportional to 850,800.74, 1,276,404.75 and 243,597.51

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Solution

The fourth proportional to 850,800.74, 1,276,404.75 and 243,597.51 is: 365,454.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,800.74 : 1,276,404.75 = 243,597.51 : x
  2. Step 2: Convert to fraction form
    850,800.74/1,276,404.75 = 243,597.51/x
  3. Step 3: Cross multiply
    850,800.74x = 1,276,404.75 × 243,597.51
  4. Step 4: Simplify right side
    850,800.74x = 310,929,018,852.17
  5. Step 5: Solve for x
    x = 310,929,018,852.17/850,800.74
  6. Step 6: Final answer
    x = 365,454.57

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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.