Home / 950,927.75-1,312,277.59-521,206.55

Finding the Fourth Proportional to 950,927.75, 1,312,277.59 and 521,206.55

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Solution

The fourth proportional to 950,927.75, 1,312,277.59 and 521,206.55 is: 719,263.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,927.75 : 1,312,277.59 = 521,206.55 : x
  2. Step 2: Convert to fraction form
    950,927.75/1,312,277.59 = 521,206.55/x
  3. Step 3: Cross multiply
    950,927.75x = 1,312,277.59 × 521,206.55
  4. Step 4: Simplify right side
    950,927.75x = 683,967,675,326.22
  5. Step 5: Solve for x
    x = 683,967,675,326.22/950,927.75
  6. Step 6: Final answer
    x = 719,263.56

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1.5x scale

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.