Home / 890,586.57-1,337,666.64-531,457.98

Finding the Fourth Proportional to 890,586.57, 1,337,666.64 and 531,457.98

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Solution

The fourth proportional to 890,586.57, 1,337,666.64 and 531,457.98 is: 798,253.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,586.57 : 1,337,666.64 = 531,457.98 : x
  2. Step 2: Convert to fraction form
    890,586.57/1,337,666.64 = 531,457.98/x
  3. Step 3: Cross multiply
    890,586.57x = 1,337,666.64 × 531,457.98
  4. Step 4: Simplify right side
    890,586.57x = 710,913,610,407.79
  5. Step 5: Solve for x
    x = 710,913,610,407.79/890,586.57
  6. Step 6: Final answer
    x = 798,253.23

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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.