Home / 1,047,378.28-1,571,024.66-364,421.45

Finding the Fourth Proportional to 1,047,378.28, 1,571,024.66 and 364,421.45

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Solution

The fourth proportional to 1,047,378.28, 1,571,024.66 and 364,421.45 is: 546,617.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,378.28 : 1,571,024.66 = 364,421.45 : x
  2. Step 2: Convert to fraction form
    1,047,378.28/1,571,024.66 = 364,421.45/x
  3. Step 3: Cross multiply
    1,047,378.28x = 1,571,024.66 × 364,421.45
  4. Step 4: Simplify right side
    1,047,378.28x = 572,515,074,905.73
  5. Step 5: Solve for x
    x = 572,515,074,905.73/1,047,378.28
  6. Step 6: Final answer
    x = 546,617.29

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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.