Home / 486,167.15-671,206.35-333,456.23

Finding the Fourth Proportional to 486,167.15, 671,206.35 and 333,456.23

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Solution

The fourth proportional to 486,167.15, 671,206.35 and 333,456.23 is: 460,372.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,167.15 : 671,206.35 = 333,456.23 : x
  2. Step 2: Convert to fraction form
    486,167.15/671,206.35 = 333,456.23/x
  3. Step 3: Cross multiply
    486,167.15x = 671,206.35 × 333,456.23
  4. Step 4: Simplify right side
    486,167.15x = 223,817,935,667.03
  5. Step 5: Solve for x
    x = 223,817,935,667.03/486,167.15
  6. Step 6: Final answer
    x = 460,372.40

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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.