Home / 472,432.96-651,961.30-257,574.58

Finding the Fourth Proportional to 472,432.96, 651,961.30 and 257,574.58

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Solution

The fourth proportional to 472,432.96, 651,961.30 and 257,574.58 is: 355,455.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,432.96 : 651,961.30 = 257,574.58 : x
  2. Step 2: Convert to fraction form
    472,432.96/651,961.30 = 257,574.58/x
  3. Step 3: Cross multiply
    472,432.96x = 651,961.30 × 257,574.58
  4. Step 4: Simplify right side
    472,432.96x = 167,928,658,023.75
  5. Step 5: Solve for x
    x = 167,928,658,023.75/472,432.96
  6. Step 6: Final answer
    x = 355,455.00

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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.