Home / 848,576.04-1,272,023.20-398,491.20

Finding the Fourth Proportional to 848,576.04, 1,272,023.20 and 398,491.20

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Solution

The fourth proportional to 848,576.04, 1,272,023.20 and 398,491.20 is: 597,341.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,576.04 : 1,272,023.20 = 398,491.20 : x
  2. Step 2: Convert to fraction form
    848,576.04/1,272,023.20 = 398,491.20/x
  3. Step 3: Cross multiply
    848,576.04x = 1,272,023.20 × 398,491.20
  4. Step 4: Simplify right side
    848,576.04x = 506,890,051,395.84
  5. Step 5: Solve for x
    x = 506,890,051,395.84/848,576.04
  6. Step 6: Final answer
    x = 597,341.93

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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.