Home / 735,705.60-1,102,975.20-403,281.60

Finding the Fourth Proportional to 735,705.60, 1,102,975.20 and 403,281.60

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Solution

The fourth proportional to 735,705.60, 1,102,975.20 and 403,281.60 is: 604,602.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,705.60 : 1,102,975.20 = 403,281.60 : x
  2. Step 2: Convert to fraction form
    735,705.60/1,102,975.20 = 403,281.60/x
  3. Step 3: Cross multiply
    735,705.60x = 1,102,975.20 × 403,281.60
  4. Step 4: Simplify right side
    735,705.60x = 444,809,603,416.32
  5. Step 5: Solve for x
    x = 444,809,603,416.32/735,705.60
  6. Step 6: Final answer
    x = 604,602.72

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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.