Home / 484,320.16-668,303.76-269,405.92

Finding the Fourth Proportional to 484,320.16, 668,303.76 and 269,405.92

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Solution

The fourth proportional to 484,320.16, 668,303.76 and 269,405.92 is: 371,747.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,320.16 : 668,303.76 = 269,405.92 : x
  2. Step 2: Convert to fraction form
    484,320.16/668,303.76 = 269,405.92/x
  3. Step 3: Cross multiply
    484,320.16x = 668,303.76 × 269,405.92
  4. Step 4: Simplify right side
    484,320.16x = 180,044,989,302.26
  5. Step 5: Solve for x
    x = 180,044,989,302.26/484,320.16
  6. Step 6: Final answer
    x = 371,747.87

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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.