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Finding the Fourth Proportional to 349,798.91, 524,790.01 and 109,903.12

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Solution

The fourth proportional to 349,798.91, 524,790.01 and 109,903.12 is: 164,883.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,798.91 : 524,790.01 = 109,903.12 : x
  2. Step 2: Convert to fraction form
    349,798.91/524,790.01 = 109,903.12/x
  3. Step 3: Cross multiply
    349,798.91x = 524,790.01 × 109,903.12
  4. Step 4: Simplify right side
    349,798.91x = 57,676,058,894.32
  5. Step 5: Solve for x
    x = 57,676,058,894.32/349,798.91
  6. Step 6: Final answer
    x = 164,883.47

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1.5x scale

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.