Home / 436,412.48-602,256.56-242,835.64

Finding the Fourth Proportional to 436,412.48, 602,256.56 and 242,835.64

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Solution

The fourth proportional to 436,412.48, 602,256.56 and 242,835.64 is: 335,117.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,412.48 : 602,256.56 = 242,835.64 : x
  2. Step 2: Convert to fraction form
    436,412.48/602,256.56 = 242,835.64/x
  3. Step 3: Cross multiply
    436,412.48x = 602,256.56 × 242,835.64
  4. Step 4: Simplify right side
    436,412.48x = 146,249,354,471.98
  5. Step 5: Solve for x
    x = 146,249,354,471.98/436,412.48
  6. Step 6: Final answer
    x = 335,117.26

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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.