Home / 1,007,455.40-1,510,664.70-376,044.20

Finding the Fourth Proportional to 1,007,455.40, 1,510,664.70 and 376,044.20

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Solution

The fourth proportional to 1,007,455.40, 1,510,664.70 and 376,044.20 is: 563,872.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,455.40 : 1,510,664.70 = 376,044.20 : x
  2. Step 2: Convert to fraction form
    1,007,455.40/1,510,664.70 = 376,044.20/x
  3. Step 3: Cross multiply
    1,007,455.40x = 1,510,664.70 × 376,044.20
  4. Step 4: Simplify right side
    1,007,455.40x = 568,076,698,579.74
  5. Step 5: Solve for x
    x = 568,076,698,579.74/1,007,455.40
  6. Step 6: Final answer
    x = 563,872.80

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1.5x scale

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.