Home / 803,564.15-1,108,845.23-476,820.84

Finding the Fourth Proportional to 803,564.15, 1,108,845.23 and 476,820.84

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Solution

The fourth proportional to 803,564.15, 1,108,845.23 and 476,820.84 is: 657,969.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,564.15 : 1,108,845.23 = 476,820.84 : x
  2. Step 2: Convert to fraction form
    803,564.15/1,108,845.23 = 476,820.84/x
  3. Step 3: Cross multiply
    803,564.15x = 1,108,845.23 × 476,820.84
  4. Step 4: Simplify right side
    803,564.15x = 528,720,515,772.66
  5. Step 5: Solve for x
    x = 528,720,515,772.66/803,564.15
  6. Step 6: Final answer
    x = 657,969.27

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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.