Home / 788,124-1,087,618-448,614.08

Finding the Fourth Proportional to 788,124, 1,087,618 and 448,614.08

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Solution

The fourth proportional to 788,124, 1,087,618 and 448,614.08 is: 619,091.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,124 : 1,087,618 = 448,614.08 : x
  2. Step 2: Convert to fraction form
    788,124/1,087,618 = 448,614.08/x
  3. Step 3: Cross multiply
    788,124x = 1,087,618 × 448,614.08
  4. Step 4: Simplify right side
    788,124x = 487,920,748,461.44
  5. Step 5: Solve for x
    x = 487,920,748,461.44/788,124
  6. Step 6: Final answer
    x = 619,091.35

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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.