Home / 875,268.08-1,312,901.04-314,303.12

Finding the Fourth Proportional to 875,268.08, 1,312,901.04 and 314,303.12

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Solution

The fourth proportional to 875,268.08, 1,312,901.04 and 314,303.12 is: 471,454.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,268.08 : 1,312,901.04 = 314,303.12 : x
  2. Step 2: Convert to fraction form
    875,268.08/1,312,901.04 = 314,303.12/x
  3. Step 3: Cross multiply
    875,268.08x = 1,312,901.04 × 314,303.12
  4. Step 4: Simplify right side
    875,268.08x = 412,648,893,123.25
  5. Step 5: Solve for x
    x = 412,648,893,123.25/875,268.08
  6. Step 6: Final answer
    x = 471,454.29

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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.