Home / 682,983.60-1,024,475.40-402,817.20

Finding the Fourth Proportional to 682,983.60, 1,024,475.40 and 402,817.20

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Solution

The fourth proportional to 682,983.60, 1,024,475.40 and 402,817.20 is: 604,225.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,983.60 : 1,024,475.40 = 402,817.20 : x
  2. Step 2: Convert to fraction form
    682,983.60/1,024,475.40 = 402,817.20/x
  3. Step 3: Cross multiply
    682,983.60x = 1,024,475.40 × 402,817.20
  4. Step 4: Simplify right side
    682,983.60x = 412,676,312,096.88
  5. Step 5: Solve for x
    x = 412,676,312,096.88/682,983.60
  6. Step 6: Final answer
    x = 604,225.80

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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.