Home / 921,226.86-1,380,792.08-560,602.34

Finding the Fourth Proportional to 921,226.86, 1,380,792.08 and 560,602.34

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Solution

The fourth proportional to 921,226.86, 1,380,792.08 and 560,602.34 is: 840,265.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    921,226.86 : 1,380,792.08 = 560,602.34 : x
  2. Step 2: Convert to fraction form
    921,226.86/1,380,792.08 = 560,602.34/x
  3. Step 3: Cross multiply
    921,226.86x = 1,380,792.08 × 560,602.34
  4. Step 4: Simplify right side
    921,226.86x = 774,075,271,101.47
  5. Step 5: Solve for x
    x = 774,075,271,101.47/921,226.86
  6. Step 6: Final answer
    x = 840,265.63

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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.