Home / 966,141.48-1,333,316.91-536,421.60

Finding the Fourth Proportional to 966,141.48, 1,333,316.91 and 536,421.60

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Solution

The fourth proportional to 966,141.48, 1,333,316.91 and 536,421.60 is: 740,284.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,141.48 : 1,333,316.91 = 536,421.60 : x
  2. Step 2: Convert to fraction form
    966,141.48/1,333,316.91 = 536,421.60/x
  3. Step 3: Cross multiply
    966,141.48x = 1,333,316.91 × 536,421.60
  4. Step 4: Simplify right side
    966,141.48x = 715,219,990,169.26
  5. Step 5: Solve for x
    x = 715,219,990,169.26/966,141.48
  6. Step 6: Final answer
    x = 740,284.94

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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.