Home / 965,701.80-1,332,730.76-535,981.95

Finding the Fourth Proportional to 965,701.80, 1,332,730.76 and 535,981.95

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Solution

The fourth proportional to 965,701.80, 1,332,730.76 and 535,981.95 is: 739,689.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,701.80 : 1,332,730.76 = 535,981.95 : x
  2. Step 2: Convert to fraction form
    965,701.80/1,332,730.76 = 535,981.95/x
  3. Step 3: Cross multiply
    965,701.80x = 1,332,730.76 × 535,981.95
  4. Step 4: Simplify right side
    965,701.80x = 714,319,631,569.78
  5. Step 5: Solve for x
    x = 714,319,631,569.78/965,701.80
  6. Step 6: Final answer
    x = 739,689.66

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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.