Home / 983,318.36-1,475,133.06-352,218.20

Finding the Fourth Proportional to 983,318.36, 1,475,133.06 and 352,218.20

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Solution

The fourth proportional to 983,318.36, 1,475,133.06 and 352,218.20 is: 528,383.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,318.36 : 1,475,133.06 = 352,218.20 : x
  2. Step 2: Convert to fraction form
    983,318.36/1,475,133.06 = 352,218.20/x
  3. Step 3: Cross multiply
    983,318.36x = 1,475,133.06 × 352,218.20
  4. Step 4: Simplify right side
    983,318.36x = 519,568,711,153.69
  5. Step 5: Solve for x
    x = 519,568,711,153.69/983,318.36
  6. Step 6: Final answer
    x = 528,383.01

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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.