Home / 781,506.48-1,172,246.90-249,020.30

Finding the Fourth Proportional to 781,506.48, 1,172,246.90 and 249,020.30

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Solution

The fourth proportional to 781,506.48, 1,172,246.90 and 249,020.30 is: 373,526.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    781,506.48 : 1,172,246.90 = 249,020.30 : x
  2. Step 2: Convert to fraction form
    781,506.48/1,172,246.90 = 249,020.30/x
  3. Step 3: Cross multiply
    781,506.48x = 1,172,246.90 × 249,020.30
  4. Step 4: Simplify right side
    781,506.48x = 291,913,274,712.07
  5. Step 5: Solve for x
    x = 291,913,274,712.07/781,506.48
  6. Step 6: Final answer
    x = 373,526.37

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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.