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Finding the Fourth Proportional to 357,528.04, 535,475.58 and 170,670.76

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Solution

The fourth proportional to 357,528.04, 535,475.58 and 170,670.76 is: 255,616.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,528.04 : 535,475.58 = 170,670.76 : x
  2. Step 2: Convert to fraction form
    357,528.04/535,475.58 = 170,670.76/x
  3. Step 3: Cross multiply
    357,528.04x = 535,475.58 × 170,670.76
  4. Step 4: Simplify right side
    357,528.04x = 91,390,024,200.04
  5. Step 5: Solve for x
    x = 91,390,024,200.04/357,528.04
  6. Step 6: Final answer
    x = 255,616.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.