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Finding the Fourth Proportional to 366,875.80, 514,807.10 and 366,875.80

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Solution

The fourth proportional to 366,875.80, 514,807.10 and 366,875.80 is: 514,807.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,875.80 : 514,807.10 = 366,875.80 : x
  2. Step 2: Convert to fraction form
    366,875.80/514,807.10 = 366,875.80/x
  3. Step 3: Cross multiply
    366,875.80x = 514,807.10 × 366,875.80
  4. Step 4: Simplify right side
    366,875.80x = 188,870,266,658.18
  5. Step 5: Solve for x
    x = 188,870,266,658.18/366,875.80
  6. Step 6: Final answer
    x = 514,807.10

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.