Home / 771,234.54-1,064,029.95-502,495.98

Finding the Fourth Proportional to 771,234.54, 1,064,029.95 and 502,495.98

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Solution

The fourth proportional to 771,234.54, 1,064,029.95 and 502,495.98 is: 693,266.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,234.54 : 1,064,029.95 = 502,495.98 : x
  2. Step 2: Convert to fraction form
    771,234.54/1,064,029.95 = 502,495.98/x
  3. Step 3: Cross multiply
    771,234.54x = 1,064,029.95 × 502,495.98
  4. Step 4: Simplify right side
    771,234.54x = 534,670,772,474.60
  5. Step 5: Solve for x
    x = 534,670,772,474.60/771,234.54
  6. Step 6: Final answer
    x = 693,266.11

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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.