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Finding the Fourth Proportional to 462,001.10, 645,226.90 and 462,001.10

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Solution

The fourth proportional to 462,001.10, 645,226.90 and 462,001.10 is: 645,226.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,001.10 : 645,226.90 = 462,001.10 : x
  2. Step 2: Convert to fraction form
    462,001.10/645,226.90 = 462,001.10/x
  3. Step 3: Cross multiply
    462,001.10x = 645,226.90 × 462,001.10
  4. Step 4: Simplify right side
    462,001.10x = 298,095,537,549.59
  5. Step 5: Solve for x
    x = 298,095,537,549.59/462,001.10
  6. Step 6: Final answer
    x = 645,226.90

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1.5x scale

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.