Home / 997,443.93-1,376,394.57-561,842.23

Finding the Fourth Proportional to 997,443.93, 1,376,394.57 and 561,842.23

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Solution

The fourth proportional to 997,443.93, 1,376,394.57 and 561,842.23 is: 775,298.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,443.93 : 1,376,394.57 = 561,842.23 : x
  2. Step 2: Convert to fraction form
    997,443.93/1,376,394.57 = 561,842.23/x
  3. Step 3: Cross multiply
    997,443.93x = 1,376,394.57 × 561,842.23
  4. Step 4: Simplify right side
    997,443.93x = 773,316,590,192.71
  5. Step 5: Solve for x
    x = 773,316,590,192.71/997,443.93
  6. Step 6: Final answer
    x = 775,298.31

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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.