Home / 771,271.52-1,063,606.96-601,443.68

Finding the Fourth Proportional to 771,271.52, 1,063,606.96 and 601,443.68

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Solution

The fourth proportional to 771,271.52, 1,063,606.96 and 601,443.68 is: 829,409.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,271.52 : 1,063,606.96 = 601,443.68 : x
  2. Step 2: Convert to fraction form
    771,271.52/1,063,606.96 = 601,443.68/x
  3. Step 3: Cross multiply
    771,271.52x = 1,063,606.96 × 601,443.68
  4. Step 4: Simplify right side
    771,271.52x = 639,699,684,096.01
  5. Step 5: Solve for x
    x = 639,699,684,096.01/771,271.52
  6. Step 6: Final answer
    x = 829,409.19

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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.