Home / 758,025.12-1,137,631.98-528,830.28

Finding the Fourth Proportional to 758,025.12, 1,137,631.98 and 528,830.28

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Solution

The fourth proportional to 758,025.12, 1,137,631.98 and 528,830.28 is: 793,660.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,025.12 : 1,137,631.98 = 528,830.28 : x
  2. Step 2: Convert to fraction form
    758,025.12/1,137,631.98 = 528,830.28/x
  3. Step 3: Cross multiply
    758,025.12x = 1,137,631.98 × 528,830.28
  4. Step 4: Simplify right side
    758,025.12x = 601,614,238,520.35
  5. Step 5: Solve for x
    x = 601,614,238,520.35/758,025.12
  6. Step 6: Final answer
    x = 793,660.03

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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.