Home / 709,655.95-1,064,499.05-254,276.93

Finding the Fourth Proportional to 709,655.95, 1,064,499.05 and 254,276.93

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Solution

The fourth proportional to 709,655.95, 1,064,499.05 and 254,276.93 is: 381,420.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,655.95 : 1,064,499.05 = 254,276.93 : x
  2. Step 2: Convert to fraction form
    709,655.95/1,064,499.05 = 254,276.93/x
  3. Step 3: Cross multiply
    709,655.95x = 1,064,499.05 × 254,276.93
  4. Step 4: Simplify right side
    709,655.95x = 270,677,543,828.04
  5. Step 5: Solve for x
    x = 270,677,543,828.04/709,655.95
  6. Step 6: Final answer
    x = 381,420.81

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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.