Home / 983,463.80-1,475,195.70-651,039.80

Finding the Fourth Proportional to 983,463.80, 1,475,195.70 and 651,039.80

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Solution

The fourth proportional to 983,463.80, 1,475,195.70 and 651,039.80 is: 976,559.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,463.80 : 1,475,195.70 = 651,039.80 : x
  2. Step 2: Convert to fraction form
    983,463.80/1,475,195.70 = 651,039.80/x
  3. Step 3: Cross multiply
    983,463.80x = 1,475,195.70 × 651,039.80
  4. Step 4: Simplify right side
    983,463.80x = 960,411,113,488.86
  5. Step 5: Solve for x
    x = 960,411,113,488.86/983,463.80
  6. Step 6: Final answer
    x = 976,559.70

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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.