Home / 677,499.20-1,014,175.20-490,875.20

Finding the Fourth Proportional to 677,499.20, 1,014,175.20 and 490,875.20

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Solution

The fourth proportional to 677,499.20, 1,014,175.20 and 490,875.20 is: 734,810.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,499.20 : 1,014,175.20 = 490,875.20 : x
  2. Step 2: Convert to fraction form
    677,499.20/1,014,175.20 = 490,875.20/x
  3. Step 3: Cross multiply
    677,499.20x = 1,014,175.20 × 490,875.20
  4. Step 4: Simplify right side
    677,499.20x = 497,833,454,135.04
  5. Step 5: Solve for x
    x = 497,833,454,135.04/677,499.20
  6. Step 6: Final answer
    x = 734,810.39

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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.