Home / 961,038.73-1,326,013.50-573,778.95

Finding the Fourth Proportional to 961,038.73, 1,326,013.50 and 573,778.95

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Solution

The fourth proportional to 961,038.73, 1,326,013.50 and 573,778.95 is: 791,683.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,038.73 : 1,326,013.50 = 573,778.95 : x
  2. Step 2: Convert to fraction form
    961,038.73/1,326,013.50 = 573,778.95/x
  3. Step 3: Cross multiply
    961,038.73x = 1,326,013.50 × 573,778.95
  4. Step 4: Simplify right side
    961,038.73x = 760,838,633,715.83
  5. Step 5: Solve for x
    x = 760,838,633,715.83/961,038.73
  6. Step 6: Final answer
    x = 791,683.63

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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.