Home / 735,987.10-1,103,652.60-286,558.60

Finding the Fourth Proportional to 735,987.10, 1,103,652.60 and 286,558.60

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Solution

The fourth proportional to 735,987.10, 1,103,652.60 and 286,558.60 is: 429,710.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,987.10 : 1,103,652.60 = 286,558.60 : x
  2. Step 2: Convert to fraction form
    735,987.10/1,103,652.60 = 286,558.60/x
  3. Step 3: Cross multiply
    735,987.10x = 1,103,652.60 × 286,558.60
  4. Step 4: Simplify right side
    735,987.10x = 316,261,143,942.36
  5. Step 5: Solve for x
    x = 316,261,143,942.36/735,987.10
  6. Step 6: Final answer
    x = 429,710.17

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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.