Home / 634,565.35-875,558.52-376,311.06

Finding the Fourth Proportional to 634,565.35, 875,558.52 and 376,311.06

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Solution

The fourth proportional to 634,565.35, 875,558.52 and 376,311.06 is: 519,225.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,565.35 : 875,558.52 = 376,311.06 : x
  2. Step 2: Convert to fraction form
    634,565.35/875,558.52 = 376,311.06/x
  3. Step 3: Cross multiply
    634,565.35x = 875,558.52 × 376,311.06
  4. Step 4: Simplify right side
    634,565.35x = 329,482,354,753.23
  5. Step 5: Solve for x
    x = 329,482,354,753.23/634,565.35
  6. Step 6: Final answer
    x = 519,225.25

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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.