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Finding the Fourth Proportional to 514,003.04, 709,225.76 and 332,689.80

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Solution

The fourth proportional to 514,003.04, 709,225.76 and 332,689.80 is: 459,048.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,003.04 : 709,225.76 = 332,689.80 : x
  2. Step 2: Convert to fraction form
    514,003.04/709,225.76 = 332,689.80/x
  3. Step 3: Cross multiply
    514,003.04x = 709,225.76 × 332,689.80
  4. Step 4: Simplify right side
    514,003.04x = 235,952,174,585.80
  5. Step 5: Solve for x
    x = 235,952,174,585.80/514,003.04
  6. Step 6: Final answer
    x = 459,048.21

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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.