Home / 962,002.51-1,328,348.22-618,009.28

Finding the Fourth Proportional to 962,002.51, 1,328,348.22 and 618,009.28

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Solution

The fourth proportional to 962,002.51, 1,328,348.22 and 618,009.28 is: 853,356.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,002.51 : 1,328,348.22 = 618,009.28 : x
  2. Step 2: Convert to fraction form
    962,002.51/1,328,348.22 = 618,009.28/x
  3. Step 3: Cross multiply
    962,002.51x = 1,328,348.22 × 618,009.28
  4. Step 4: Simplify right side
    962,002.51x = 820,931,527,031.48
  5. Step 5: Solve for x
    x = 820,931,527,031.48/962,002.51
  6. Step 6: Final answer
    x = 853,356.95

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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.