Home / 346,827.24-520,282.51-122,141.21

Finding the Fourth Proportional to 346,827.24, 520,282.51 and 122,141.21

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Solution

The fourth proportional to 346,827.24, 520,282.51 and 122,141.21 is: 183,226.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,827.24 : 520,282.51 = 122,141.21 : x
  2. Step 2: Convert to fraction form
    346,827.24/520,282.51 = 122,141.21/x
  3. Step 3: Cross multiply
    346,827.24x = 520,282.51 × 122,141.21
  4. Step 4: Simplify right side
    346,827.24x = 63,547,932,406.47
  5. Step 5: Solve for x
    x = 63,547,932,406.47/346,827.24
  6. Step 6: Final answer
    x = 183,226.47

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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.