Home / 788,754.78-1,183,291.35-249,095.40

Finding the Fourth Proportional to 788,754.78, 1,183,291.35 and 249,095.40

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Solution

The fourth proportional to 788,754.78, 1,183,291.35 and 249,095.40 is: 373,693.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,754.78 : 1,183,291.35 = 249,095.40 : x
  2. Step 2: Convert to fraction form
    788,754.78/1,183,291.35 = 249,095.40/x
  3. Step 3: Cross multiply
    788,754.78x = 1,183,291.35 × 249,095.40
  4. Step 4: Simplify right side
    788,754.78x = 294,752,432,144.79
  5. Step 5: Solve for x
    x = 294,752,432,144.79/788,754.78
  6. Step 6: Final answer
    x = 373,693.37

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Double scale
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1.5x scale

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.