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Finding the Fourth Proportional to 670,237.40, 924,619.32 and 593,834.48

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Solution

The fourth proportional to 670,237.40, 924,619.32 and 593,834.48 is: 819,218.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,237.40 : 924,619.32 = 593,834.48 : x
  2. Step 2: Convert to fraction form
    670,237.40/924,619.32 = 593,834.48/x
  3. Step 3: Cross multiply
    670,237.40x = 924,619.32 × 593,834.48
  4. Step 4: Simplify right side
    670,237.40x = 549,070,833,090.15
  5. Step 5: Solve for x
    x = 549,070,833,090.15/670,237.40
  6. Step 6: Final answer
    x = 819,218.43

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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.