Home / 436,328.64-602,125.51-242,735.40

Finding the Fourth Proportional to 436,328.64, 602,125.51 and 242,735.40

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Solution

The fourth proportional to 436,328.64, 602,125.51 and 242,735.40 is: 334,970.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,328.64 : 602,125.51 = 242,735.40 : x
  2. Step 2: Convert to fraction form
    436,328.64/602,125.51 = 242,735.40/x
  3. Step 3: Cross multiply
    436,328.64x = 602,125.51 × 242,735.40
  4. Step 4: Simplify right side
    436,328.64x = 146,157,176,520.05
  5. Step 5: Solve for x
    x = 146,157,176,520.05/436,328.64
  6. Step 6: Final answer
    x = 334,970.39

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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.