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Finding the Fourth Proportional to 370,959.48, 556,430.58 and 202,643.64

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Solution

The fourth proportional to 370,959.48, 556,430.58 and 202,643.64 is: 303,960.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,959.48 : 556,430.58 = 202,643.64 : x
  2. Step 2: Convert to fraction form
    370,959.48/556,430.58 = 202,643.64/x
  3. Step 3: Cross multiply
    370,959.48x = 556,430.58 × 202,643.64
  4. Step 4: Simplify right side
    370,959.48x = 112,757,118,138.51
  5. Step 5: Solve for x
    x = 112,757,118,138.51/370,959.48
  6. Step 6: Final answer
    x = 303,960.74

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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.