Home / 717,925.71-1,076,946.89-262,465.95

Finding the Fourth Proportional to 717,925.71, 1,076,946.89 and 262,465.95

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Solution

The fourth proportional to 717,925.71, 1,076,946.89 and 262,465.95 is: 393,720.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,925.71 : 1,076,946.89 = 262,465.95 : x
  2. Step 2: Convert to fraction form
    717,925.71/1,076,946.89 = 262,465.95/x
  3. Step 3: Cross multiply
    717,925.71x = 1,076,946.89 × 262,465.95
  4. Step 4: Simplify right side
    717,925.71x = 282,661,887,271.07
  5. Step 5: Solve for x
    x = 282,661,887,271.07/717,925.71
  6. Step 6: Final answer
    x = 393,720.25

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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.