Home / 1,023,740.34-1,535,905.62-313,873.08

Finding the Fourth Proportional to 1,023,740.34, 1,535,905.62 and 313,873.08

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Solution

The fourth proportional to 1,023,740.34, 1,535,905.62 and 313,873.08 is: 470,900.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,740.34 : 1,535,905.62 = 313,873.08 : x
  2. Step 2: Convert to fraction form
    1,023,740.34/1,535,905.62 = 313,873.08/x
  3. Step 3: Cross multiply
    1,023,740.34x = 1,535,905.62 × 313,873.08
  4. Step 4: Simplify right side
    1,023,740.34x = 482,079,427,538.71
  5. Step 5: Solve for x
    x = 482,079,427,538.71/1,023,740.34
  6. Step 6: Final answer
    x = 470,900.10

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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.