Home / 736,810.76-1,103,901.32-399,636.36

Finding the Fourth Proportional to 736,810.76, 1,103,901.32 and 399,636.36

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Solution

The fourth proportional to 736,810.76, 1,103,901.32 and 399,636.36 is: 598,741.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,810.76 : 1,103,901.32 = 399,636.36 : x
  2. Step 2: Convert to fraction form
    736,810.76/1,103,901.32 = 399,636.36/x
  3. Step 3: Cross multiply
    736,810.76x = 1,103,901.32 × 399,636.36
  4. Step 4: Simplify right side
    736,810.76x = 441,159,105,324.00
  5. Step 5: Solve for x
    x = 441,159,105,324.00/736,810.76
  6. Step 6: Final answer
    x = 598,741.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.