Home / 983,661.13-1,475,544.01-309,795.13

Finding the Fourth Proportional to 983,661.13, 1,475,544.01 and 309,795.13

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Solution

The fourth proportional to 983,661.13, 1,475,544.01 and 309,795.13 is: 464,709.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,661.13 : 1,475,544.01 = 309,795.13 : x
  2. Step 2: Convert to fraction form
    983,661.13/1,475,544.01 = 309,795.13/x
  3. Step 3: Cross multiply
    983,661.13x = 1,475,544.01 × 309,795.13
  4. Step 4: Simplify right side
    983,661.13x = 457,116,348,398.67
  5. Step 5: Solve for x
    x = 457,116,348,398.67/983,661.13
  6. Step 6: Final answer
    x = 464,709.17

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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.