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Finding the Fourth Proportional to 595,322.40, 891,428.40 and 567,328.80

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Solution

The fourth proportional to 595,322.40, 891,428.40 and 567,328.80 is: 849,511.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,322.40 : 891,428.40 = 567,328.80 : x
  2. Step 2: Convert to fraction form
    595,322.40/891,428.40 = 567,328.80/x
  3. Step 3: Cross multiply
    595,322.40x = 891,428.40 × 567,328.80
  4. Step 4: Simplify right side
    595,322.40x = 505,733,004,457.92
  5. Step 5: Solve for x
    x = 505,733,004,457.92/595,322.40
  6. Step 6: Final answer
    x = 849,511.13

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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.