Home / 963,465.65-1,329,485.71-533,665.48

Finding the Fourth Proportional to 963,465.65, 1,329,485.71 and 533,665.48

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Solution

The fourth proportional to 963,465.65, 1,329,485.71 and 533,665.48 is: 736,404.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,465.65 : 1,329,485.71 = 533,665.48 : x
  2. Step 2: Convert to fraction form
    963,465.65/1,329,485.71 = 533,665.48/x
  3. Step 3: Cross multiply
    963,465.65x = 1,329,485.71 × 533,665.48
  4. Step 4: Simplify right side
    963,465.65x = 709,500,622,932.86
  5. Step 5: Solve for x
    x = 709,500,622,932.86/963,465.65
  6. Step 6: Final answer
    x = 736,404.69

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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.