Home / 580,014.60-868,985.10-497,070.60

Finding the Fourth Proportional to 580,014.60, 868,985.10 and 497,070.60

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Solution

The fourth proportional to 580,014.60, 868,985.10 and 497,070.60 is: 744,717.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,014.60 : 868,985.10 = 497,070.60 : x
  2. Step 2: Convert to fraction form
    580,014.60/868,985.10 = 497,070.60/x
  3. Step 3: Cross multiply
    580,014.60x = 868,985.10 × 497,070.60
  4. Step 4: Simplify right side
    580,014.60x = 431,946,945,048.06
  5. Step 5: Solve for x
    x = 431,946,945,048.06/580,014.60
  6. Step 6: Final answer
    x = 744,717.37

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1.5x scale

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.