Home / 671,043.04-1,006,620.32-291,976.80

Finding the Fourth Proportional to 671,043.04, 1,006,620.32 and 291,976.80

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Solution

The fourth proportional to 671,043.04, 1,006,620.32 and 291,976.80 is: 437,989.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,043.04 : 1,006,620.32 = 291,976.80 : x
  2. Step 2: Convert to fraction form
    671,043.04/1,006,620.32 = 291,976.80/x
  3. Step 3: Cross multiply
    671,043.04x = 1,006,620.32 × 291,976.80
  4. Step 4: Simplify right side
    671,043.04x = 293,909,779,848.58
  5. Step 5: Solve for x
    x = 293,909,779,848.58/671,043.04
  6. Step 6: Final answer
    x = 437,989.46

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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.