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Finding the Fourth Proportional to 506,567.70, 700,399.17 and 443,582.10

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Solution

The fourth proportional to 506,567.70, 700,399.17 and 443,582.10 is: 613,312.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,567.70 : 700,399.17 = 443,582.10 : x
  2. Step 2: Convert to fraction form
    506,567.70/700,399.17 = 443,582.10/x
  3. Step 3: Cross multiply
    506,567.70x = 700,399.17 × 443,582.10
  4. Step 4: Simplify right side
    506,567.70x = 310,684,534,666.86
  5. Step 5: Solve for x
    x = 310,684,534,666.86/506,567.70
  6. Step 6: Final answer
    x = 613,312.96

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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.