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Finding the Fourth Proportional to 456,130.88, 629,050.32 and 294,816.32

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Solution

The fourth proportional to 456,130.88, 629,050.32 and 294,816.32 is: 406,581.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,130.88 : 629,050.32 = 294,816.32 : x
  2. Step 2: Convert to fraction form
    456,130.88/629,050.32 = 294,816.32/x
  3. Step 3: Cross multiply
    456,130.88x = 629,050.32 × 294,816.32
  4. Step 4: Simplify right side
    456,130.88x = 185,454,300,437.22
  5. Step 5: Solve for x
    x = 185,454,300,437.22/456,130.88
  6. Step 6: Final answer
    x = 406,581.33

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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.