Home / 962,637.66-1,328,578.98-554,661.36

Finding the Fourth Proportional to 962,637.66, 1,328,578.98 and 554,661.36

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Solution

The fourth proportional to 962,637.66, 1,328,578.98 and 554,661.36 is: 765,512.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,637.66 : 1,328,578.98 = 554,661.36 : x
  2. Step 2: Convert to fraction form
    962,637.66/1,328,578.98 = 554,661.36/x
  3. Step 3: Cross multiply
    962,637.66x = 1,328,578.98 × 554,661.36
  4. Step 4: Simplify right side
    962,637.66x = 736,911,423,914.21
  5. Step 5: Solve for x
    x = 736,911,423,914.21/962,637.66
  6. Step 6: Final answer
    x = 765,512.77

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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.