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Finding the Fourth Proportional to 614,689.07, 848,270.92 and 360,040.25

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Solution

The fourth proportional to 614,689.07, 848,270.92 and 360,040.25 is: 496,855.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,689.07 : 848,270.92 = 360,040.25 : x
  2. Step 2: Convert to fraction form
    614,689.07/848,270.92 = 360,040.25/x
  3. Step 3: Cross multiply
    614,689.07x = 848,270.92 × 360,040.25
  4. Step 4: Simplify right side
    614,689.07x = 305,411,676,686.76
  5. Step 5: Solve for x
    x = 305,411,676,686.76/614,689.07
  6. Step 6: Final answer
    x = 496,855.55

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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.