Home / 1,053,030.72-1,579,544.88-343,057.68

Finding the Fourth Proportional to 1,053,030.72, 1,579,544.88 and 343,057.68

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Solution

The fourth proportional to 1,053,030.72, 1,579,544.88 and 343,057.68 is: 514,586.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,030.72 : 1,579,544.88 = 343,057.68 : x
  2. Step 2: Convert to fraction form
    1,053,030.72/1,579,544.88 = 343,057.68/x
  3. Step 3: Cross multiply
    1,053,030.72x = 1,579,544.88 × 343,057.68
  4. Step 4: Simplify right side
    1,053,030.72x = 541,875,001,988.68
  5. Step 5: Solve for x
    x = 541,875,001,988.68/1,053,030.72
  6. Step 6: Final answer
    x = 514,586.13

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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.