Home / 459,966.72-689,901.51-123,041.37

Finding the Fourth Proportional to 459,966.72, 689,901.51 and 123,041.37

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Solution

The fourth proportional to 459,966.72, 689,901.51 and 123,041.37 is: 184,549.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,966.72 : 689,901.51 = 123,041.37 : x
  2. Step 2: Convert to fraction form
    459,966.72/689,901.51 = 123,041.37/x
  3. Step 3: Cross multiply
    459,966.72x = 689,901.51 × 123,041.37
  4. Step 4: Simplify right side
    459,966.72x = 84,886,426,955.47
  5. Step 5: Solve for x
    x = 84,886,426,955.47/459,966.72
  6. Step 6: Final answer
    x = 184,549.06

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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.