Home / 751,908.80-1,037,538.24-429,639.86

Finding the Fourth Proportional to 751,908.80, 1,037,538.24 and 429,639.86

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Solution

The fourth proportional to 751,908.80, 1,037,538.24 and 429,639.86 is: 592,848.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,908.80 : 1,037,538.24 = 429,639.86 : x
  2. Step 2: Convert to fraction form
    751,908.80/1,037,538.24 = 429,639.86/x
  3. Step 3: Cross multiply
    751,908.80x = 1,037,538.24 × 429,639.86
  4. Step 4: Simplify right side
    751,908.80x = 445,767,784,178.25
  5. Step 5: Solve for x
    x = 445,767,784,178.25/751,908.80
  6. Step 6: Final answer
    x = 592,848.21

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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.