Home / 841,837.60-1,161,761.42-459,888.98

Finding the Fourth Proportional to 841,837.60, 1,161,761.42 and 459,888.98

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Solution

The fourth proportional to 841,837.60, 1,161,761.42 and 459,888.98 is: 634,660.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,837.60 : 1,161,761.42 = 459,888.98 : x
  2. Step 2: Convert to fraction form
    841,837.60/1,161,761.42 = 459,888.98/x
  3. Step 3: Cross multiply
    841,837.60x = 1,161,761.42 × 459,888.98
  4. Step 4: Simplify right side
    841,837.60x = 534,281,272,147.71
  5. Step 5: Solve for x
    x = 534,281,272,147.71/841,837.60
  6. Step 6: Final answer
    x = 634,660.74

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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.