Home / 937,686.40-1,294,010.64-507,965.52

Finding the Fourth Proportional to 937,686.40, 1,294,010.64 and 507,965.52

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Solution

The fourth proportional to 937,686.40, 1,294,010.64 and 507,965.52 is: 700,994.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,686.40 : 1,294,010.64 = 507,965.52 : x
  2. Step 2: Convert to fraction form
    937,686.40/1,294,010.64 = 507,965.52/x
  3. Step 3: Cross multiply
    937,686.40x = 1,294,010.64 × 507,965.52
  4. Step 4: Simplify right side
    937,686.40x = 657,312,787,633.13
  5. Step 5: Solve for x
    x = 657,312,787,633.13/937,686.40
  6. Step 6: Final answer
    x = 700,994.26

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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.