Home / 1,453,030.76-2,179,628.02-442,185.60

Finding the Fourth Proportional to 1,453,030.76, 2,179,628.02 and 442,185.60

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Solution

The fourth proportional to 1,453,030.76, 2,179,628.02 and 442,185.60 is: 663,303.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453,030.76 : 2,179,628.02 = 442,185.60 : x
  2. Step 2: Convert to fraction form
    1,453,030.76/2,179,628.02 = 442,185.60/x
  3. Step 3: Cross multiply
    1,453,030.76x = 2,179,628.02 × 442,185.60
  4. Step 4: Simplify right side
    1,453,030.76x = 963,800,123,800.51
  5. Step 5: Solve for x
    x = 963,800,123,800.51/1,453,030.76
  6. Step 6: Final answer
    x = 663,303.32

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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.