Home / 799,700.86-1,103,594.60-455,531.86

Finding the Fourth Proportional to 799,700.86, 1,103,594.60 and 455,531.86

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Solution

The fourth proportional to 799,700.86, 1,103,594.60 and 455,531.86 is: 628,638.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,700.86 : 1,103,594.60 = 455,531.86 : x
  2. Step 2: Convert to fraction form
    799,700.86/1,103,594.60 = 455,531.86/x
  3. Step 3: Cross multiply
    799,700.86x = 1,103,594.60 × 455,531.86
  4. Step 4: Simplify right side
    799,700.86x = 502,722,495,787.31
  5. Step 5: Solve for x
    x = 502,722,495,787.31/799,700.86
  6. Step 6: Final answer
    x = 628,638.19

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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.