Home / 758,023.63-1,137,629.70-528,828.77

Finding the Fourth Proportional to 758,023.63, 1,137,629.70 and 528,828.77

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Solution

The fourth proportional to 758,023.63, 1,137,629.70 and 528,828.77 is: 793,657.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,023.63 : 1,137,629.70 = 528,828.77 : x
  2. Step 2: Convert to fraction form
    758,023.63/1,137,629.70 = 528,828.77/x
  3. Step 3: Cross multiply
    758,023.63x = 1,137,629.70 × 528,828.77
  4. Step 4: Simplify right side
    758,023.63x = 601,611,317,810.54
  5. Step 5: Solve for x
    x = 601,611,317,810.54/758,023.63
  6. Step 6: Final answer
    x = 793,657.74

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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.