Home / 635,541.72-953,859.30-368,931.84

Finding the Fourth Proportional to 635,541.72, 953,859.30 and 368,931.84

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Solution

The fourth proportional to 635,541.72, 953,859.30 and 368,931.84 is: 553,715.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,541.72 : 953,859.30 = 368,931.84 : x
  2. Step 2: Convert to fraction form
    635,541.72/953,859.30 = 368,931.84/x
  3. Step 3: Cross multiply
    635,541.72x = 953,859.30 × 368,931.84
  4. Step 4: Simplify right side
    635,541.72x = 351,909,066,650.11
  5. Step 5: Solve for x
    x = 351,909,066,650.11/635,541.72
  6. Step 6: Final answer
    x = 553,715.13

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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.