Home / 1,007,711.80-1,511,567.70-297,746.80

Finding the Fourth Proportional to 1,007,711.80, 1,511,567.70 and 297,746.80

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Solution

The fourth proportional to 1,007,711.80, 1,511,567.70 and 297,746.80 is: 446,620.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,711.80 : 1,511,567.70 = 297,746.80 : x
  2. Step 2: Convert to fraction form
    1,007,711.80/1,511,567.70 = 297,746.80/x
  3. Step 3: Cross multiply
    1,007,711.80x = 1,511,567.70 × 297,746.80
  4. Step 4: Simplify right side
    1,007,711.80x = 450,064,445,658.36
  5. Step 5: Solve for x
    x = 450,064,445,658.36/1,007,711.80
  6. Step 6: Final answer
    x = 446,620.20

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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.