Home / 807,256.80-1,208,552.40-492,328.80

Finding the Fourth Proportional to 807,256.80, 1,208,552.40 and 492,328.80

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Solution

The fourth proportional to 807,256.80, 1,208,552.40 and 492,328.80 is: 737,070.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,256.80 : 1,208,552.40 = 492,328.80 : x
  2. Step 2: Convert to fraction form
    807,256.80/1,208,552.40 = 492,328.80/x
  3. Step 3: Cross multiply
    807,256.80x = 1,208,552.40 × 492,328.80
  4. Step 4: Simplify right side
    807,256.80x = 595,005,152,829.12
  5. Step 5: Solve for x
    x = 595,005,152,829.12/807,256.80
  6. Step 6: Final answer
    x = 737,070.47

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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.