Home / 835,318.74-1,152,740.67-453,345.63

Finding the Fourth Proportional to 835,318.74, 1,152,740.67 and 453,345.63

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Solution

The fourth proportional to 835,318.74, 1,152,740.67 and 453,345.63 is: 625,617.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,318.74 : 1,152,740.67 = 453,345.63 : x
  2. Step 2: Convert to fraction form
    835,318.74/1,152,740.67 = 453,345.63/x
  3. Step 3: Cross multiply
    835,318.74x = 1,152,740.67 × 453,345.63
  4. Step 4: Simplify right side
    835,318.74x = 522,589,945,267.77
  5. Step 5: Solve for x
    x = 522,589,945,267.77/835,318.74
  6. Step 6: Final answer
    x = 625,617.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.