Home / 1,007,675.94-1,390,529.55-554,966.94

Finding the Fourth Proportional to 1,007,675.94, 1,390,529.55 and 554,966.94

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Solution

The fourth proportional to 1,007,675.94, 1,390,529.55 and 554,966.94 is: 765,819.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,675.94 : 1,390,529.55 = 554,966.94 : x
  2. Step 2: Convert to fraction form
    1,007,675.94/1,390,529.55 = 554,966.94/x
  3. Step 3: Cross multiply
    1,007,675.94x = 1,390,529.55 × 554,966.94
  4. Step 4: Simplify right side
    1,007,675.94x = 771,697,929,343.08
  5. Step 5: Solve for x
    x = 771,697,929,343.08/1,007,675.94
  6. Step 6: Final answer
    x = 765,819.54

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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.