Home / 808,929.95-1,212,450.26-608,606.82

Finding the Fourth Proportional to 808,929.95, 1,212,450.26 and 608,606.82

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Solution

The fourth proportional to 808,929.95, 1,212,450.26 and 608,606.82 is: 912,199.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,929.95 : 1,212,450.26 = 608,606.82 : x
  2. Step 2: Convert to fraction form
    808,929.95/1,212,450.26 = 608,606.82/x
  3. Step 3: Cross multiply
    808,929.95x = 1,212,450.26 × 608,606.82
  4. Step 4: Simplify right side
    808,929.95x = 737,905,494,103.74
  5. Step 5: Solve for x
    x = 737,905,494,103.74/808,929.95
  6. Step 6: Final answer
    x = 912,199.50

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1.5x scale

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.