Home / 524,395.24-723,758.34-309,521.32

Finding the Fourth Proportional to 524,395.24, 723,758.34 and 309,521.32

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Solution

The fourth proportional to 524,395.24, 723,758.34 and 309,521.32 is: 427,194.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,395.24 : 723,758.34 = 309,521.32 : x
  2. Step 2: Convert to fraction form
    524,395.24/723,758.34 = 309,521.32/x
  3. Step 3: Cross multiply
    524,395.24x = 723,758.34 × 309,521.32
  4. Step 4: Simplify right side
    524,395.24x = 224,018,636,757.81
  5. Step 5: Solve for x
    x = 224,018,636,757.81/524,395.24
  6. Step 6: Final answer
    x = 427,194.26

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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.