Home / 1,478,490.98-2,217,738.64-356,559.98

Finding the Fourth Proportional to 1,478,490.98, 2,217,738.64 and 356,559.98

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Solution

The fourth proportional to 1,478,490.98, 2,217,738.64 and 356,559.98 is: 534,840.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,490.98 : 2,217,738.64 = 356,559.98 : x
  2. Step 2: Convert to fraction form
    1,478,490.98/2,217,738.64 = 356,559.98/x
  3. Step 3: Cross multiply
    1,478,490.98x = 2,217,738.64 × 356,559.98
  4. Step 4: Simplify right side
    1,478,490.98x = 790,756,845,123.63
  5. Step 5: Solve for x
    x = 790,756,845,123.63/1,478,490.98
  6. Step 6: Final answer
    x = 534,840.49

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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.