Home / 776,627.64-1,071,663.66-437,090.04

Finding the Fourth Proportional to 776,627.64, 1,071,663.66 and 437,090.04

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Solution

The fourth proportional to 776,627.64, 1,071,663.66 and 437,090.04 is: 603,137.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,627.64 : 1,071,663.66 = 437,090.04 : x
  2. Step 2: Convert to fraction form
    776,627.64/1,071,663.66 = 437,090.04/x
  3. Step 3: Cross multiply
    776,627.64x = 1,071,663.66 × 437,090.04
  4. Step 4: Simplify right side
    776,627.64x = 468,413,512,015.95
  5. Step 5: Solve for x
    x = 468,413,512,015.95/776,627.64
  6. Step 6: Final answer
    x = 603,137.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.