Home / 810,784.96-1,118,829.70-466,565.24

Finding the Fourth Proportional to 810,784.96, 1,118,829.70 and 466,565.24

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Solution

The fourth proportional to 810,784.96, 1,118,829.70 and 466,565.24 is: 643,829.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,784.96 : 1,118,829.70 = 466,565.24 : x
  2. Step 2: Convert to fraction form
    810,784.96/1,118,829.70 = 466,565.24/x
  3. Step 3: Cross multiply
    810,784.96x = 1,118,829.70 × 466,565.24
  4. Step 4: Simplify right side
    810,784.96x = 522,007,047,499.63
  5. Step 5: Solve for x
    x = 522,007,047,499.63/810,784.96
  6. Step 6: Final answer
    x = 643,829.22

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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.