Home / 670,504.44-1,006,417.62-492,511.80

Finding the Fourth Proportional to 670,504.44, 1,006,417.62 and 492,511.80

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Solution

The fourth proportional to 670,504.44, 1,006,417.62 and 492,511.80 is: 739,253.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,504.44 : 1,006,417.62 = 492,511.80 : x
  2. Step 2: Convert to fraction form
    670,504.44/1,006,417.62 = 492,511.80/x
  3. Step 3: Cross multiply
    670,504.44x = 1,006,417.62 × 492,511.80
  4. Step 4: Simplify right side
    670,504.44x = 495,672,553,577.92
  5. Step 5: Solve for x
    x = 495,672,553,577.92/670,504.44
  6. Step 6: Final answer
    x = 739,253.20

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Double scale
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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.