Home / 979,244.07-1,468,393.65-410,472.45

Finding the Fourth Proportional to 979,244.07, 1,468,393.65 and 410,472.45

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Solution

The fourth proportional to 979,244.07, 1,468,393.65 and 410,472.45 is: 615,510.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,244.07 : 1,468,393.65 = 410,472.45 : x
  2. Step 2: Convert to fraction form
    979,244.07/1,468,393.65 = 410,472.45/x
  3. Step 3: Cross multiply
    979,244.07x = 1,468,393.65 × 410,472.45
  4. Step 4: Simplify right side
    979,244.07x = 602,735,139,079.94
  5. Step 5: Solve for x
    x = 602,735,139,079.94/979,244.07
  6. Step 6: Final answer
    x = 615,510.63

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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.