Home / 771,260.25-1,157,333.15-602,306.40

Finding the Fourth Proportional to 771,260.25, 1,157,333.15 and 602,306.40

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Solution

The fourth proportional to 771,260.25, 1,157,333.15 and 602,306.40 is: 903,805.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,260.25 : 1,157,333.15 = 602,306.40 : x
  2. Step 2: Convert to fraction form
    771,260.25/1,157,333.15 = 602,306.40/x
  3. Step 3: Cross multiply
    771,260.25x = 1,157,333.15 × 602,306.40
  4. Step 4: Simplify right side
    771,260.25x = 697,069,163,177.16
  5. Step 5: Solve for x
    x = 697,069,163,177.16/771,260.25
  6. Step 6: Final answer
    x = 903,805.38

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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.