Home / 794,600.10-1,189,931.85-509,852.70

Finding the Fourth Proportional to 794,600.10, 1,189,931.85 and 509,852.70

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Solution

The fourth proportional to 794,600.10, 1,189,931.85 and 509,852.70 is: 763,516.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,600.10 : 1,189,931.85 = 509,852.70 : x
  2. Step 2: Convert to fraction form
    794,600.10/1,189,931.85 = 509,852.70/x
  3. Step 3: Cross multiply
    794,600.10x = 1,189,931.85 × 509,852.70
  4. Step 4: Simplify right side
    794,600.10x = 606,689,966,538.50
  5. Step 5: Solve for x
    x = 606,689,966,538.50/794,600.10
  6. Step 6: Final answer
    x = 763,516.10

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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.