Home / 748,844.24-1,033,405.56-409,312.46

Finding the Fourth Proportional to 748,844.24, 1,033,405.56 and 409,312.46

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Solution

The fourth proportional to 748,844.24, 1,033,405.56 and 409,312.46 is: 564,851.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,844.24 : 1,033,405.56 = 409,312.46 : x
  2. Step 2: Convert to fraction form
    748,844.24/1,033,405.56 = 409,312.46/x
  3. Step 3: Cross multiply
    748,844.24x = 1,033,405.56 × 409,312.46
  4. Step 4: Simplify right side
    748,844.24x = 422,985,771,941.28
  5. Step 5: Solve for x
    x = 422,985,771,941.28/748,844.24
  6. Step 6: Final answer
    x = 564,851.47

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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.