Home / 771,259.25-1,157,331.65-602,305.40

Finding the Fourth Proportional to 771,259.25, 1,157,331.65 and 602,305.40

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Solution

The fourth proportional to 771,259.25, 1,157,331.65 and 602,305.40 is: 903,803.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,259.25 : 1,157,331.65 = 602,305.40 : x
  2. Step 2: Convert to fraction form
    771,259.25/1,157,331.65 = 602,305.40/x
  3. Step 3: Cross multiply
    771,259.25x = 1,157,331.65 × 602,305.40
  4. Step 4: Simplify right side
    771,259.25x = 697,067,093,587.73
  5. Step 5: Solve for x
    x = 697,067,093,587.73/771,259.25
  6. Step 6: Final answer
    x = 903,803.87

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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.