Home / 349,827.36-524,298-223,418.76

Finding the Fourth Proportional to 349,827.36, 524,298 and 223,418.76

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Solution

The fourth proportional to 349,827.36, 524,298 and 223,418.76 is: 334,845.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,827.36 : 524,298 = 223,418.76 : x
  2. Step 2: Convert to fraction form
    349,827.36/524,298 = 223,418.76/x
  3. Step 3: Cross multiply
    349,827.36x = 524,298 × 223,418.76
  4. Step 4: Simplify right side
    349,827.36x = 117,138,009,030.48
  5. Step 5: Solve for x
    x = 117,138,009,030.48/349,827.36
  6. Step 6: Final answer
    x = 334,845.19

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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.