Home / 940,421.34-1,297,709.51-553,252.14

Finding the Fourth Proportional to 940,421.34, 1,297,709.51 and 553,252.14

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Solution

The fourth proportional to 940,421.34, 1,297,709.51 and 553,252.14 is: 763,445.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,421.34 : 1,297,709.51 = 553,252.14 : x
  2. Step 2: Convert to fraction form
    940,421.34/1,297,709.51 = 553,252.14/x
  3. Step 3: Cross multiply
    940,421.34x = 1,297,709.51 × 553,252.14
  4. Step 4: Simplify right side
    940,421.34x = 717,960,560,739.59
  5. Step 5: Solve for x
    x = 717,960,560,739.59/940,421.34
  6. Step 6: Final answer
    x = 763,445.63

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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.