Home / 670,060.58-924,899.10-428,992.44

Finding the Fourth Proportional to 670,060.58, 924,899.10 and 428,992.44

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Solution

The fourth proportional to 670,060.58, 924,899.10 and 428,992.44 is: 592,147.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,060.58 : 924,899.10 = 428,992.44 : x
  2. Step 2: Convert to fraction form
    670,060.58/924,899.10 = 428,992.44/x
  3. Step 3: Cross multiply
    670,060.58x = 924,899.10 × 428,992.44
  4. Step 4: Simplify right side
    670,060.58x = 396,774,721,662.80
  5. Step 5: Solve for x
    x = 396,774,721,662.80/670,060.58
  6. Step 6: Final answer
    x = 592,147.54

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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.