Home / 680,946.30-1,018,795.05-444,750.30

Finding the Fourth Proportional to 680,946.30, 1,018,795.05 and 444,750.30

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Solution

The fourth proportional to 680,946.30, 1,018,795.05 and 444,750.30 is: 665,411.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,946.30 : 1,018,795.05 = 444,750.30 : x
  2. Step 2: Convert to fraction form
    680,946.30/1,018,795.05 = 444,750.30/x
  3. Step 3: Cross multiply
    680,946.30x = 1,018,795.05 × 444,750.30
  4. Step 4: Simplify right side
    680,946.30x = 453,109,404,126.02
  5. Step 5: Solve for x
    x = 453,109,404,126.02/680,946.30
  6. Step 6: Final answer
    x = 665,411.36

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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.