Home / 1,024,595.40-1,536,966.90-393,509.21

Finding the Fourth Proportional to 1,024,595.40, 1,536,966.90 and 393,509.21

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Solution

The fourth proportional to 1,024,595.40, 1,536,966.90 and 393,509.21 is: 590,292.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,024,595.40 : 1,536,966.90 = 393,509.21 : x
  2. Step 2: Convert to fraction form
    1,024,595.40/1,536,966.90 = 393,509.21/x
  3. Step 3: Cross multiply
    1,024,595.40x = 1,536,966.90 × 393,509.21
  4. Step 4: Simplify right side
    1,024,595.40x = 604,810,622,930.32
  5. Step 5: Solve for x
    x = 604,810,622,930.32/1,024,595.40
  6. Step 6: Final answer
    x = 590,292.15

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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.