Home / 369,271.71-553,677.93-155,929.86

Finding the Fourth Proportional to 369,271.71, 553,677.93 and 155,929.86

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Solution

The fourth proportional to 369,271.71, 553,677.93 and 155,929.86 is: 233,797.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,271.71 : 553,677.93 = 155,929.86 : x
  2. Step 2: Convert to fraction form
    369,271.71/553,677.93 = 155,929.86/x
  3. Step 3: Cross multiply
    369,271.71x = 553,677.93 × 155,929.86
  4. Step 4: Simplify right side
    369,271.71x = 86,334,922,109.99
  5. Step 5: Solve for x
    x = 86,334,922,109.99/369,271.71
  6. Step 6: Final answer
    x = 233,797.82

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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.