Home / 1,254,220.64-1,881,327.36-455,498.96

Finding the Fourth Proportional to 1,254,220.64, 1,881,327.36 and 455,498.96

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Solution

The fourth proportional to 1,254,220.64, 1,881,327.36 and 455,498.96 is: 683,247.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,220.64 : 1,881,327.36 = 455,498.96 : x
  2. Step 2: Convert to fraction form
    1,254,220.64/1,881,327.36 = 455,498.96/x
  3. Step 3: Cross multiply
    1,254,220.64x = 1,881,327.36 × 455,498.96
  4. Step 4: Simplify right side
    1,254,220.64x = 856,942,655,899.55
  5. Step 5: Solve for x
    x = 856,942,655,899.55/1,254,220.64
  6. Step 6: Final answer
    x = 683,247.13

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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.