Home / 929,133.80-1,282,229.70-547,090.28

Finding the Fourth Proportional to 929,133.80, 1,282,229.70 and 547,090.28

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Solution

The fourth proportional to 929,133.80, 1,282,229.70 and 547,090.28 is: 754,999.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,133.80 : 1,282,229.70 = 547,090.28 : x
  2. Step 2: Convert to fraction form
    929,133.80/1,282,229.70 = 547,090.28/x
  3. Step 3: Cross multiply
    929,133.80x = 1,282,229.70 × 547,090.28
  4. Step 4: Simplify right side
    929,133.80x = 701,495,405,597.32
  5. Step 5: Solve for x
    x = 701,495,405,597.32/929,133.80
  6. Step 6: Final answer
    x = 754,999.34

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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.