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Finding the Fourth Proportional to 573,102.36, 790,551.93 and 357,868.76

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Solution

The fourth proportional to 573,102.36, 790,551.93 and 357,868.76 is: 493,653.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,102.36 : 790,551.93 = 357,868.76 : x
  2. Step 2: Convert to fraction form
    573,102.36/790,551.93 = 357,868.76/x
  3. Step 3: Cross multiply
    573,102.36x = 790,551.93 × 357,868.76
  4. Step 4: Simplify right side
    573,102.36x = 282,913,833,162.60
  5. Step 5: Solve for x
    x = 282,913,833,162.60/573,102.36
  6. Step 6: Final answer
    x = 493,653.23

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Double scale
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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.