Home / 764,133.95-1,054,482.64-437,435.94

Finding the Fourth Proportional to 764,133.95, 1,054,482.64 and 437,435.94

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Solution

The fourth proportional to 764,133.95, 1,054,482.64 and 437,435.94 is: 603,648.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,133.95 : 1,054,482.64 = 437,435.94 : x
  2. Step 2: Convert to fraction form
    764,133.95/1,054,482.64 = 437,435.94/x
  3. Step 3: Cross multiply
    764,133.95x = 1,054,482.64 × 437,435.94
  4. Step 4: Simplify right side
    764,133.95x = 461,268,607,702.80
  5. Step 5: Solve for x
    x = 461,268,607,702.80/764,133.95
  6. Step 6: Final answer
    x = 603,648.88

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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.