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Finding the Fourth Proportional to 556,213.95, 833,462.18 and 375,591.49

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Solution

The fourth proportional to 556,213.95, 833,462.18 and 375,591.49 is: 562,807.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,213.95 : 833,462.18 = 375,591.49 : x
  2. Step 2: Convert to fraction form
    556,213.95/833,462.18 = 375,591.49/x
  3. Step 3: Cross multiply
    556,213.95x = 833,462.18 × 375,591.49
  4. Step 4: Simplify right side
    556,213.95x = 313,041,300,900.17
  5. Step 5: Solve for x
    x = 313,041,300,900.17/556,213.95
  6. Step 6: Final answer
    x = 562,807.35

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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.