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Finding the Fourth Proportional to 359,448.24, 495,850.88 and 291,544.32

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Solution

The fourth proportional to 359,448.24, 495,850.88 and 291,544.32 is: 402,178.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,448.24 : 495,850.88 = 291,544.32 : x
  2. Step 2: Convert to fraction form
    359,448.24/495,850.88 = 291,544.32/x
  3. Step 3: Cross multiply
    359,448.24x = 495,850.88 × 291,544.32
  4. Step 4: Simplify right side
    359,448.24x = 144,562,507,631.00
  5. Step 5: Solve for x
    x = 144,562,507,631.00/359,448.24
  6. Step 6: Final answer
    x = 402,178.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.