Home / 950,998.88-1,312,378.75-521,281.93

Finding the Fourth Proportional to 950,998.88, 1,312,378.75 and 521,281.93

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Solution

The fourth proportional to 950,998.88, 1,312,378.75 and 521,281.93 is: 719,369.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,998.88 : 1,312,378.75 = 521,281.93 : x
  2. Step 2: Convert to fraction form
    950,998.88/1,312,378.75 = 521,281.93/x
  3. Step 3: Cross multiply
    950,998.88x = 1,312,378.75 × 521,281.93
  4. Step 4: Simplify right side
    950,998.88x = 684,119,327,690.99
  5. Step 5: Solve for x
    x = 684,119,327,690.99/950,998.88
  6. Step 6: Final answer
    x = 719,369.23

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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.