Home / 459,312.66-633,872.57-255,384.52

Finding the Fourth Proportional to 459,312.66, 633,872.57 and 255,384.52

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Solution

The fourth proportional to 459,312.66, 633,872.57 and 255,384.52 is: 352,442.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,312.66 : 633,872.57 = 255,384.52 : x
  2. Step 2: Convert to fraction form
    459,312.66/633,872.57 = 255,384.52/x
  3. Step 3: Cross multiply
    459,312.66x = 633,872.57 × 255,384.52
  4. Step 4: Simplify right side
    459,312.66x = 161,881,239,169.01
  5. Step 5: Solve for x
    x = 161,881,239,169.01/459,312.66
  6. Step 6: Final answer
    x = 352,442.36

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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.