Home / 1,068,821.55-1,602,854.16-310,505.25

Finding the Fourth Proportional to 1,068,821.55, 1,602,854.16 and 310,505.25

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Solution

The fourth proportional to 1,068,821.55, 1,602,854.16 and 310,505.25 is: 465,648.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068,821.55 : 1,602,854.16 = 310,505.25 : x
  2. Step 2: Convert to fraction form
    1,068,821.55/1,602,854.16 = 310,505.25/x
  3. Step 3: Cross multiply
    1,068,821.55x = 1,602,854.16 × 310,505.25
  4. Step 4: Simplify right side
    1,068,821.55x = 497,694,631,664.34
  5. Step 5: Solve for x
    x = 497,694,631,664.34/1,068,821.55
  6. Step 6: Final answer
    x = 465,648.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.