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Finding the Fourth Proportional to 510.04, 703.26 and 436.12

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Solution

The fourth proportional to 510.04, 703.26 and 436.12 is: 601.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    510.04 : 703.26 = 436.12 : x
  2. Step 2: Convert to fraction form
    510.04/703.26 = 436.12/x
  3. Step 3: Cross multiply
    510.04x = 703.26 × 436.12
  4. Step 4: Simplify right side
    510.04x = 306,705.75
  5. Step 5: Solve for x
    x = 306,705.75/510.04
  6. Step 6: Final answer
    x = 601.34

Related Problems

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Double scale
Find fourth proportional to 511.04, 704.64 and 437.12
Similar ratio
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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.