Home / 937,322.94-1,405,037.58-369,102.78

Finding the Fourth Proportional to 937,322.94, 1,405,037.58 and 369,102.78

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Solution

The fourth proportional to 937,322.94, 1,405,037.58 and 369,102.78 is: 553,281.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,322.94 : 1,405,037.58 = 369,102.78 : x
  2. Step 2: Convert to fraction form
    937,322.94/1,405,037.58 = 369,102.78/x
  3. Step 3: Cross multiply
    937,322.94x = 1,405,037.58 × 369,102.78
  4. Step 4: Simplify right side
    937,322.94x = 518,603,276,782.47
  5. Step 5: Solve for x
    x = 518,603,276,782.47/937,322.94
  6. Step 6: Final answer
    x = 553,281.32

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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.