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Finding the Fourth Proportional to 452,157.32, 624,008.64 and 298,929.29

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Solution

The fourth proportional to 452,157.32, 624,008.64 and 298,929.29 is: 412,543.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,157.32 : 624,008.64 = 298,929.29 : x
  2. Step 2: Convert to fraction form
    452,157.32/624,008.64 = 298,929.29/x
  3. Step 3: Cross multiply
    452,157.32x = 624,008.64 × 298,929.29
  4. Step 4: Simplify right side
    452,157.32x = 186,534,457,710.01
  5. Step 5: Solve for x
    x = 186,534,457,710.01/452,157.32
  6. Step 6: Final answer
    x = 412,543.26

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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.