Home / 1,014,000.40-1,521,000.60-382,934.80

Finding the Fourth Proportional to 1,014,000.40, 1,521,000.60 and 382,934.80

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Solution

The fourth proportional to 1,014,000.40, 1,521,000.60 and 382,934.80 is: 574,402.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,000.40 : 1,521,000.60 = 382,934.80 : x
  2. Step 2: Convert to fraction form
    1,014,000.40/1,521,000.60 = 382,934.80/x
  3. Step 3: Cross multiply
    1,014,000.40x = 1,521,000.60 × 382,934.80
  4. Step 4: Simplify right side
    1,014,000.40x = 582,444,060,560.88
  5. Step 5: Solve for x
    x = 582,444,060,560.88/1,014,000.40
  6. Step 6: Final answer
    x = 574,402.20

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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.