Home / 1,011,948.48-1,517,699.09-292,133.74

Finding the Fourth Proportional to 1,011,948.48, 1,517,699.09 and 292,133.74

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Solution

The fourth proportional to 1,011,948.48, 1,517,699.09 and 292,133.74 is: 438,136.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,948.48 : 1,517,699.09 = 292,133.74 : x
  2. Step 2: Convert to fraction form
    1,011,948.48/1,517,699.09 = 292,133.74/x
  3. Step 3: Cross multiply
    1,011,948.48x = 1,517,699.09 × 292,133.74
  4. Step 4: Simplify right side
    1,011,948.48x = 443,371,111,356.30
  5. Step 5: Solve for x
    x = 443,371,111,356.30/1,011,948.48
  6. Step 6: Final answer
    x = 438,136.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.