Home / 459,746.28-634,453.02-255,805.83

Finding the Fourth Proportional to 459,746.28, 634,453.02 and 255,805.83

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Solution

The fourth proportional to 459,746.28, 634,453.02 and 255,805.83 is: 353,013.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,746.28 : 634,453.02 = 255,805.83 : x
  2. Step 2: Convert to fraction form
    459,746.28/634,453.02 = 255,805.83/x
  3. Step 3: Cross multiply
    459,746.28x = 634,453.02 × 255,805.83
  4. Step 4: Simplify right side
    459,746.28x = 162,296,781,377.11
  5. Step 5: Solve for x
    x = 162,296,781,377.11/459,746.28
  6. Step 6: Final answer
    x = 353,013.80

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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.