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Finding the Fourth Proportional to 466,681.24, 643,828.53 and 346,119.22

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Solution

The fourth proportional to 466,681.24, 643,828.53 and 346,119.22 is: 477,502.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,681.24 : 643,828.53 = 346,119.22 : x
  2. Step 2: Convert to fraction form
    466,681.24/643,828.53 = 346,119.22/x
  3. Step 3: Cross multiply
    466,681.24x = 643,828.53 × 346,119.22
  4. Step 4: Simplify right side
    466,681.24x = 222,841,428,617.35
  5. Step 5: Solve for x
    x = 222,841,428,617.35/466,681.24
  6. Step 6: Final answer
    x = 477,502.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.