Home / 464,688.08-697,014.55-127,719.98

Finding the Fourth Proportional to 464,688.08, 697,014.55 and 127,719.98

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Solution

The fourth proportional to 464,688.08, 697,014.55 and 127,719.98 is: 191,575.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,688.08 : 697,014.55 = 127,719.98 : x
  2. Step 2: Convert to fraction form
    464,688.08/697,014.55 = 127,719.98/x
  3. Step 3: Cross multiply
    464,688.08x = 697,014.55 × 127,719.98
  4. Step 4: Simplify right side
    464,688.08x = 89,022,684,385.71
  5. Step 5: Solve for x
    x = 89,022,684,385.71/464,688.08
  6. Step 6: Final answer
    x = 191,575.14

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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.