Home / 734,970.89-1,102,768.32-356,173.58

Finding the Fourth Proportional to 734,970.89, 1,102,768.32 and 356,173.58

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Solution

The fourth proportional to 734,970.89, 1,102,768.32 and 356,173.58 is: 534,411.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,970.89 : 1,102,768.32 = 356,173.58 : x
  2. Step 2: Convert to fraction form
    734,970.89/1,102,768.32 = 356,173.58/x
  3. Step 3: Cross multiply
    734,970.89x = 1,102,768.32 × 356,173.58
  4. Step 4: Simplify right side
    734,970.89x = 392,776,934,931.14
  5. Step 5: Solve for x
    x = 392,776,934,931.14/734,970.89
  6. Step 6: Final answer
    x = 534,411.56

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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.