Home / 875,284.02-1,312,925.88-276,665.49

Finding the Fourth Proportional to 875,284.02, 1,312,925.88 and 276,665.49

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Solution

The fourth proportional to 875,284.02, 1,312,925.88 and 276,665.49 is: 414,998.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,284.02 : 1,312,925.88 = 276,665.49 : x
  2. Step 2: Convert to fraction form
    875,284.02/1,312,925.88 = 276,665.49/x
  3. Step 3: Cross multiply
    875,284.02x = 1,312,925.88 × 276,665.49
  4. Step 4: Simplify right side
    875,284.02x = 363,241,281,923.88
  5. Step 5: Solve for x
    x = 363,241,281,923.88/875,284.02
  6. Step 6: Final answer
    x = 414,998.19

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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.