Home / 875,314.20-1,312,971.30-501,029.40

Finding the Fourth Proportional to 875,314.20, 1,312,971.30 and 501,029.40

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Solution

The fourth proportional to 875,314.20, 1,312,971.30 and 501,029.40 is: 751,544.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,314.20 : 1,312,971.30 = 501,029.40 : x
  2. Step 2: Convert to fraction form
    875,314.20/1,312,971.30 = 501,029.40/x
  3. Step 3: Cross multiply
    875,314.20x = 1,312,971.30 × 501,029.40
  4. Step 4: Simplify right side
    875,314.20x = 657,837,222,656.22
  5. Step 5: Solve for x
    x = 657,837,222,656.22/875,314.20
  6. Step 6: Final answer
    x = 751,544.10

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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.