Home / 896,462.84-1,237,082.63-488,555.90

Finding the Fourth Proportional to 896,462.84, 1,237,082.63 and 488,555.90

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Solution

The fourth proportional to 896,462.84, 1,237,082.63 and 488,555.90 is: 674,187.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,462.84 : 1,237,082.63 = 488,555.90 : x
  2. Step 2: Convert to fraction form
    896,462.84/1,237,082.63 = 488,555.90/x
  3. Step 3: Cross multiply
    896,462.84x = 1,237,082.63 × 488,555.90
  4. Step 4: Simplify right side
    896,462.84x = 604,384,009,045.82
  5. Step 5: Solve for x
    x = 604,384,009,045.82/896,462.84
  6. Step 6: Final answer
    x = 674,187.47

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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.