Home / 369,133.27-553,746.11-144,464.69

Finding the Fourth Proportional to 369,133.27, 553,746.11 and 144,464.69

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Solution

The fourth proportional to 369,133.27, 553,746.11 and 144,464.69 is: 216,715.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,133.27 : 553,746.11 = 144,464.69 : x
  2. Step 2: Convert to fraction form
    369,133.27/553,746.11 = 144,464.69/x
  3. Step 3: Cross multiply
    369,133.27x = 553,746.11 × 144,464.69
  4. Step 4: Simplify right side
    369,133.27x = 79,996,760,781.90
  5. Step 5: Solve for x
    x = 79,996,760,781.90/369,133.27
  6. Step 6: Final answer
    x = 216,715.12

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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.