Home / 973,311.80-1,459,501.14-499,753.40

Finding the Fourth Proportional to 973,311.80, 1,459,501.14 and 499,753.40

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Solution

The fourth proportional to 973,311.80, 1,459,501.14 and 499,753.40 is: 749,390.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    973,311.80 : 1,459,501.14 = 499,753.40 : x
  2. Step 2: Convert to fraction form
    973,311.80/1,459,501.14 = 499,753.40/x
  3. Step 3: Cross multiply
    973,311.80x = 1,459,501.14 × 499,753.40
  4. Step 4: Simplify right side
    973,311.80x = 729,390,657,018.88
  5. Step 5: Solve for x
    x = 729,390,657,018.88/973,311.80
  6. Step 6: Final answer
    x = 749,390.54

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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.