Home / 753,355.62-1,130,419.80-369,097.16

Finding the Fourth Proportional to 753,355.62, 1,130,419.80 and 369,097.16

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Solution

The fourth proportional to 753,355.62, 1,130,419.80 and 369,097.16 is: 553,835.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,355.62 : 1,130,419.80 = 369,097.16 : x
  2. Step 2: Convert to fraction form
    753,355.62/1,130,419.80 = 369,097.16/x
  3. Step 3: Cross multiply
    753,355.62x = 1,130,419.80 × 369,097.16
  4. Step 4: Simplify right side
    753,355.62x = 417,234,732,135.67
  5. Step 5: Solve for x
    x = 417,234,732,135.67/753,355.62
  6. Step 6: Final answer
    x = 553,835.03

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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.