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Finding the Fourth Proportional to 504,585.43, 756,878.14 and 346,334.11

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Solution

The fourth proportional to 504,585.43, 756,878.14 and 346,334.11 is: 519,501.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,585.43 : 756,878.14 = 346,334.11 : x
  2. Step 2: Convert to fraction form
    504,585.43/756,878.14 = 346,334.11/x
  3. Step 3: Cross multiply
    504,585.43x = 756,878.14 × 346,334.11
  4. Step 4: Simplify right side
    504,585.43x = 262,132,716,995.36
  5. Step 5: Solve for x
    x = 262,132,716,995.36/504,585.43
  6. Step 6: Final answer
    x = 519,501.16

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Similar ratio
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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.