Home / 1,047,877.98-1,571,814.90-289,717.50

Finding the Fourth Proportional to 1,047,877.98, 1,571,814.90 and 289,717.50

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Solution

The fourth proportional to 1,047,877.98, 1,571,814.90 and 289,717.50 is: 434,575.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,877.98 : 1,571,814.90 = 289,717.50 : x
  2. Step 2: Convert to fraction form
    1,047,877.98/1,571,814.90 = 289,717.50/x
  3. Step 3: Cross multiply
    1,047,877.98x = 1,571,814.90 × 289,717.50
  4. Step 4: Simplify right side
    1,047,877.98x = 455,382,283,290.75
  5. Step 5: Solve for x
    x = 455,382,283,290.75/1,047,877.98
  6. Step 6: Final answer
    x = 434,575.68

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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.