Home / 473,011.11-652,528.29-309,595.68

Finding the Fourth Proportional to 473,011.11, 652,528.29 and 309,595.68

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Solution

The fourth proportional to 473,011.11, 652,528.29 and 309,595.68 is: 427,093.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,011.11 : 652,528.29 = 309,595.68 : x
  2. Step 2: Convert to fraction form
    473,011.11/652,528.29 = 309,595.68/x
  3. Step 3: Cross multiply
    473,011.11x = 652,528.29 × 309,595.68
  4. Step 4: Simplify right side
    473,011.11x = 202,019,935,216.58
  5. Step 5: Solve for x
    x = 202,019,935,216.58/473,011.11
  6. Step 6: Final answer
    x = 427,093.42

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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.