Home / 1,150,349.81-1,725,535.64-308,901.56

Finding the Fourth Proportional to 1,150,349.81, 1,725,535.64 and 308,901.56

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Solution

The fourth proportional to 1,150,349.81, 1,725,535.64 and 308,901.56 is: 463,355.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,349.81 : 1,725,535.64 = 308,901.56 : x
  2. Step 2: Convert to fraction form
    1,150,349.81/1,725,535.64 = 308,901.56/x
  3. Step 3: Cross multiply
    1,150,349.81x = 1,725,535.64 × 308,901.56
  4. Step 4: Simplify right side
    1,150,349.81x = 533,020,643,176.17
  5. Step 5: Solve for x
    x = 533,020,643,176.17/1,150,349.81
  6. Step 6: Final answer
    x = 463,355.27

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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.