Home / 760,866.93-1,141,522.61-340,044.39

Finding the Fourth Proportional to 760,866.93, 1,141,522.61 and 340,044.39

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Solution

The fourth proportional to 760,866.93, 1,141,522.61 and 340,044.39 is: 510,165.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,866.93 : 1,141,522.61 = 340,044.39 : x
  2. Step 2: Convert to fraction form
    760,866.93/1,141,522.61 = 340,044.39/x
  3. Step 3: Cross multiply
    760,866.93x = 1,141,522.61 × 340,044.39
  4. Step 4: Simplify right side
    760,866.93x = 388,168,357,888.44
  5. Step 5: Solve for x
    x = 388,168,357,888.44/760,866.93
  6. Step 6: Final answer
    x = 510,165.89

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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.