Home / 841,867.60-1,161,762.64-459,884.56

Finding the Fourth Proportional to 841,867.60, 1,161,762.64 and 459,884.56

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Solution

The fourth proportional to 841,867.60, 1,161,762.64 and 459,884.56 is: 634,632.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,867.60 : 1,161,762.64 = 459,884.56 : x
  2. Step 2: Convert to fraction form
    841,867.60/1,161,762.64 = 459,884.56/x
  3. Step 3: Cross multiply
    841,867.60x = 1,161,762.64 × 459,884.56
  4. Step 4: Simplify right side
    841,867.60x = 534,276,700,520.84
  5. Step 5: Solve for x
    x = 534,276,700,520.84/841,867.60
  6. Step 6: Final answer
    x = 634,632.69

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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.