Home / 965,155.16-1,447,264.74-291,112.04

Finding the Fourth Proportional to 965,155.16, 1,447,264.74 and 291,112.04

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Solution

The fourth proportional to 965,155.16, 1,447,264.74 and 291,112.04 is: 436,526.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,155.16 : 1,447,264.74 = 291,112.04 : x
  2. Step 2: Convert to fraction form
    965,155.16/1,447,264.74 = 291,112.04/x
  3. Step 3: Cross multiply
    965,155.16x = 1,447,264.74 × 291,112.04
  4. Step 4: Simplify right side
    965,155.16x = 421,316,190,881.47
  5. Step 5: Solve for x
    x = 421,316,190,881.47/965,155.16
  6. Step 6: Final answer
    x = 436,526.90

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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.