Home / 1,011,037.48-1,395,231.78-558,357.64

Finding the Fourth Proportional to 1,011,037.48, 1,395,231.78 and 558,357.64

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Solution

The fourth proportional to 1,011,037.48, 1,395,231.78 and 558,357.64 is: 770,533.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,037.48 : 1,395,231.78 = 558,357.64 : x
  2. Step 2: Convert to fraction form
    1,011,037.48/1,395,231.78 = 558,357.64/x
  3. Step 3: Cross multiply
    1,011,037.48x = 1,395,231.78 × 558,357.64
  4. Step 4: Simplify right side
    1,011,037.48x = 779,038,323,933.80
  5. Step 5: Solve for x
    x = 779,038,323,933.80/1,011,037.48
  6. Step 6: Final answer
    x = 770,533.58

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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.