Home / 761,442.13-1,142,233.73-249,110.11

Finding the Fourth Proportional to 761,442.13, 1,142,233.73 and 249,110.11

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Solution

The fourth proportional to 761,442.13, 1,142,233.73 and 249,110.11 is: 373,688.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,442.13 : 1,142,233.73 = 249,110.11 : x
  2. Step 2: Convert to fraction form
    761,442.13/1,142,233.73 = 249,110.11/x
  3. Step 3: Cross multiply
    761,442.13x = 1,142,233.73 × 249,110.11
  4. Step 4: Simplify right side
    761,442.13x = 284,541,963,169.29
  5. Step 5: Solve for x
    x = 284,541,963,169.29/761,442.13
  6. Step 6: Final answer
    x = 373,688.23

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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.