Home / 739,172.37-1,020,056.45-416,881.47

Finding the Fourth Proportional to 739,172.37, 1,020,056.45 and 416,881.47

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Solution

The fourth proportional to 739,172.37, 1,020,056.45 and 416,881.47 is: 575,295.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,172.37 : 1,020,056.45 = 416,881.47 : x
  2. Step 2: Convert to fraction form
    739,172.37/1,020,056.45 = 416,881.47/x
  3. Step 3: Cross multiply
    739,172.37x = 1,020,056.45 × 416,881.47
  4. Step 4: Simplify right side
    739,172.37x = 425,242,632,358.98
  5. Step 5: Solve for x
    x = 425,242,632,358.98/739,172.37
  6. Step 6: Final answer
    x = 575,295.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.