Home / 654,284.34-902,916.18-367,801.92

Finding the Fourth Proportional to 654,284.34, 902,916.18 and 367,801.92

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Solution

The fourth proportional to 654,284.34, 902,916.18 and 367,801.92 is: 507,568.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,284.34 : 902,916.18 = 367,801.92 : x
  2. Step 2: Convert to fraction form
    654,284.34/902,916.18 = 367,801.92/x
  3. Step 3: Cross multiply
    654,284.34x = 902,916.18 × 367,801.92
  4. Step 4: Simplify right side
    654,284.34x = 332,094,304,603.07
  5. Step 5: Solve for x
    x = 332,094,304,603.07/654,284.34
  6. Step 6: Final answer
    x = 507,568.78

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Double scale
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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.