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Finding the Fourth Proportional to 450,777.32, 622,114.44 and 249,573.32

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Solution

The fourth proportional to 450,777.32, 622,114.44 and 249,573.32 is: 344,434.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,777.32 : 622,114.44 = 249,573.32 : x
  2. Step 2: Convert to fraction form
    450,777.32/622,114.44 = 249,573.32/x
  3. Step 3: Cross multiply
    450,777.32x = 622,114.44 × 249,573.32
  4. Step 4: Simplify right side
    450,777.32x = 155,263,166,830.13
  5. Step 5: Solve for x
    x = 155,263,166,830.13/450,777.32
  6. Step 6: Final answer
    x = 344,434.29

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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.