Home / 942,547.70-1,413,645.90-302,862.50

Finding the Fourth Proportional to 942,547.70, 1,413,645.90 and 302,862.50

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Solution

The fourth proportional to 942,547.70, 1,413,645.90 and 302,862.50 is: 454,237.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,547.70 : 1,413,645.90 = 302,862.50 : x
  2. Step 2: Convert to fraction form
    942,547.70/1,413,645.90 = 302,862.50/x
  3. Step 3: Cross multiply
    942,547.70x = 1,413,645.90 × 302,862.50
  4. Step 4: Simplify right side
    942,547.70x = 428,140,331,388.75
  5. Step 5: Solve for x
    x = 428,140,331,388.75/942,547.70
  6. Step 6: Final answer
    x = 454,237.31

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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.