Home / 984,947.81-1,477,465.95-301,784.60

Finding the Fourth Proportional to 984,947.81, 1,477,465.95 and 301,784.60

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Solution

The fourth proportional to 984,947.81, 1,477,465.95 and 301,784.60 is: 452,690.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,947.81 : 1,477,465.95 = 301,784.60 : x
  2. Step 2: Convert to fraction form
    984,947.81/1,477,465.95 = 301,784.60/x
  3. Step 3: Cross multiply
    984,947.81x = 1,477,465.95 × 301,784.60
  4. Step 4: Simplify right side
    984,947.81x = 445,876,463,347.04
  5. Step 5: Solve for x
    x = 445,876,463,347.04/984,947.81
  6. Step 6: Final answer
    x = 452,690.45

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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.