Home / 835,866.47-1,153,509.14-473,280.63

Finding the Fourth Proportional to 835,866.47, 1,153,509.14 and 473,280.63

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Solution

The fourth proportional to 835,866.47, 1,153,509.14 and 473,280.63 is: 653,134.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,866.47 : 1,153,509.14 = 473,280.63 : x
  2. Step 2: Convert to fraction form
    835,866.47/1,153,509.14 = 473,280.63/x
  3. Step 3: Cross multiply
    835,866.47x = 1,153,509.14 × 473,280.63
  4. Step 4: Simplify right side
    835,866.47x = 545,933,530,123.56
  5. Step 5: Solve for x
    x = 545,933,530,123.56/835,866.47
  6. Step 6: Final answer
    x = 653,134.86

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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.