Home / 963,302.64-1,329,368.28-533,589.36

Finding the Fourth Proportional to 963,302.64, 1,329,368.28 and 533,589.36

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Solution

The fourth proportional to 963,302.64, 1,329,368.28 and 533,589.36 is: 736,359.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,302.64 : 1,329,368.28 = 533,589.36 : x
  2. Step 2: Convert to fraction form
    963,302.64/1,329,368.28 = 533,589.36/x
  3. Step 3: Cross multiply
    963,302.64x = 1,329,368.28 × 533,589.36
  4. Step 4: Simplify right side
    963,302.64x = 709,336,769,729.50
  5. Step 5: Solve for x
    x = 709,336,769,729.50/963,302.64
  6. Step 6: Final answer
    x = 736,359.21

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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.