Home / 735,731.60-1,103,014.20-403,307.60

Finding the Fourth Proportional to 735,731.60, 1,103,014.20 and 403,307.60

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Solution

The fourth proportional to 735,731.60, 1,103,014.20 and 403,307.60 is: 604,641.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,731.60 : 1,103,014.20 = 403,307.60 : x
  2. Step 2: Convert to fraction form
    735,731.60/1,103,014.20 = 403,307.60/x
  3. Step 3: Cross multiply
    735,731.60x = 1,103,014.20 × 403,307.60
  4. Step 4: Simplify right side
    735,731.60x = 444,854,009,767.92
  5. Step 5: Solve for x
    x = 444,854,009,767.92/735,731.60
  6. Step 6: Final answer
    x = 604,641.71

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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.