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Finding the Fourth Proportional to 273,389.76, 377,276.70 and 152,531.13

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Solution

The fourth proportional to 273,389.76, 377,276.70 and 152,531.13 is: 210,492.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,389.76 : 377,276.70 = 152,531.13 : x
  2. Step 2: Convert to fraction form
    273,389.76/377,276.70 = 152,531.13/x
  3. Step 3: Cross multiply
    273,389.76x = 377,276.70 × 152,531.13
  4. Step 4: Simplify right side
    273,389.76x = 57,546,441,373.67
  5. Step 5: Solve for x
    x = 57,546,441,373.67/273,389.76
  6. Step 6: Final answer
    x = 210,492.31

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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.