Home / 704,828.84-972,664.75-382,538.94

Finding the Fourth Proportional to 704,828.84, 972,664.75 and 382,538.94

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Solution

The fourth proportional to 704,828.84, 972,664.75 and 382,538.94 is: 527,904.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,828.84 : 972,664.75 = 382,538.94 : x
  2. Step 2: Convert to fraction form
    704,828.84/972,664.75 = 382,538.94/x
  3. Step 3: Cross multiply
    704,828.84x = 972,664.75 × 382,538.94
  4. Step 4: Simplify right side
    704,828.84x = 372,082,139,271.05
  5. Step 5: Solve for x
    x = 372,082,139,271.05/704,828.84
  6. Step 6: Final answer
    x = 527,904.25

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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.