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Finding the Fourth Proportional to 555,316.04, 832,966.74 and 134,595.56

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Solution

The fourth proportional to 555,316.04, 832,966.74 and 134,595.56 is: 201,891.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,316.04 : 832,966.74 = 134,595.56 : x
  2. Step 2: Convert to fraction form
    555,316.04/832,966.74 = 134,595.56/x
  3. Step 3: Cross multiply
    555,316.04x = 832,966.74 × 134,595.56
  4. Step 4: Simplify right side
    555,316.04x = 112,113,624,831.67
  5. Step 5: Solve for x
    x = 112,113,624,831.67/555,316.04
  6. Step 6: Final answer
    x = 201,891.57

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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.