Home / 757,703.84-1,045,631.80-564,277.83

Finding the Fourth Proportional to 757,703.84, 1,045,631.80 and 564,277.83

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Solution

The fourth proportional to 757,703.84, 1,045,631.80 and 564,277.83 is: 778,703.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,703.84 : 1,045,631.80 = 564,277.83 : x
  2. Step 2: Convert to fraction form
    757,703.84/1,045,631.80 = 564,277.83/x
  3. Step 3: Cross multiply
    757,703.84x = 1,045,631.80 × 564,277.83
  4. Step 4: Simplify right side
    757,703.84x = 590,026,839,867.22
  5. Step 5: Solve for x
    x = 590,026,839,867.22/757,703.84
  6. Step 6: Final answer
    x = 778,703.78

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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.