Home / 778,787.37-1,075,213.07-597,150.34

Finding the Fourth Proportional to 778,787.37, 1,075,213.07 and 597,150.34

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Solution

The fourth proportional to 778,787.37, 1,075,213.07 and 597,150.34 is: 824,440.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,787.37 : 1,075,213.07 = 597,150.34 : x
  2. Step 2: Convert to fraction form
    778,787.37/1,075,213.07 = 597,150.34/x
  3. Step 3: Cross multiply
    778,787.37x = 1,075,213.07 × 597,150.34
  4. Step 4: Simplify right side
    778,787.37x = 642,063,846,888.47
  5. Step 5: Solve for x
    x = 642,063,846,888.47/778,787.37
  6. Step 6: Final answer
    x = 824,440.50

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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.