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Finding the Fourth Proportional to 360,165.59, 540,341.79 and 191,547.26

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Solution

The fourth proportional to 360,165.59, 540,341.79 and 191,547.26 is: 287,370.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,165.59 : 540,341.79 = 191,547.26 : x
  2. Step 2: Convert to fraction form
    360,165.59/540,341.79 = 191,547.26/x
  3. Step 3: Cross multiply
    360,165.59x = 540,341.79 × 191,547.26
  4. Step 4: Simplify right side
    360,165.59x = 103,500,986,636.29
  5. Step 5: Solve for x
    x = 103,500,986,636.29/360,165.59
  6. Step 6: Final answer
    x = 287,370.56

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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.