Home / 926,387.98-1,388,618.53-358,159.34

Finding the Fourth Proportional to 926,387.98, 1,388,618.53 and 358,159.34

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Solution

The fourth proportional to 926,387.98, 1,388,618.53 and 358,159.34 is: 536,866.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,387.98 : 1,388,618.53 = 358,159.34 : x
  2. Step 2: Convert to fraction form
    926,387.98/1,388,618.53 = 358,159.34/x
  3. Step 3: Cross multiply
    926,387.98x = 1,388,618.53 × 358,159.34
  4. Step 4: Simplify right side
    926,387.98x = 497,346,696,216.57
  5. Step 5: Solve for x
    x = 497,346,696,216.57/926,387.98
  6. Step 6: Final answer
    x = 536,866.53

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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.