Home / 963,368.74-1,329,432.24-533,639.86

Finding the Fourth Proportional to 963,368.74, 1,329,432.24 and 533,639.86

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Solution

The fourth proportional to 963,368.74, 1,329,432.24 and 533,639.86 is: 736,413.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,368.74 : 1,329,432.24 = 533,639.86 : x
  2. Step 2: Convert to fraction form
    963,368.74/1,329,432.24 = 533,639.86/x
  3. Step 3: Cross multiply
    963,368.74x = 1,329,432.24 × 533,639.86
  4. Step 4: Simplify right side
    963,368.74x = 709,438,034,433.09
  5. Step 5: Solve for x
    x = 709,438,034,433.09/963,368.74
  6. Step 6: Final answer
    x = 736,413.80

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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.