Home / 739,614.48-1,020,491.79-510,098.40

Finding the Fourth Proportional to 739,614.48, 1,020,491.79 and 510,098.40

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Solution

The fourth proportional to 739,614.48, 1,020,491.79 and 510,098.40 is: 703,814.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,614.48 : 1,020,491.79 = 510,098.40 : x
  2. Step 2: Convert to fraction form
    739,614.48/1,020,491.79 = 510,098.40/x
  3. Step 3: Cross multiply
    739,614.48x = 1,020,491.79 × 510,098.40
  4. Step 4: Simplify right side
    739,614.48x = 520,551,229,292.14
  5. Step 5: Solve for x
    x = 520,551,229,292.14/739,614.48
  6. Step 6: Final answer
    x = 703,814.28

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1.5x scale

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.