Home / 674,946.70-1,013,076.15-409,226.20

Finding the Fourth Proportional to 674,946.70, 1,013,076.15 and 409,226.20

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Solution

The fourth proportional to 674,946.70, 1,013,076.15 and 409,226.20 is: 614,237.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,946.70 : 1,013,076.15 = 409,226.20 : x
  2. Step 2: Convert to fraction form
    674,946.70/1,013,076.15 = 409,226.20/x
  3. Step 3: Cross multiply
    674,946.70x = 1,013,076.15 × 409,226.20
  4. Step 4: Simplify right side
    674,946.70x = 414,577,303,175.13
  5. Step 5: Solve for x
    x = 414,577,303,175.13/674,946.70
  6. Step 6: Final answer
    x = 614,237.10

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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.