Home / 749,114.94-1,033,089.20-490,898.11

Finding the Fourth Proportional to 749,114.94, 1,033,089.20 and 490,898.11

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Solution

The fourth proportional to 749,114.94, 1,033,089.20 and 490,898.11 is: 676,987.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,114.94 : 1,033,089.20 = 490,898.11 : x
  2. Step 2: Convert to fraction form
    749,114.94/1,033,089.20 = 490,898.11/x
  3. Step 3: Cross multiply
    749,114.94x = 1,033,089.20 × 490,898.11
  4. Step 4: Simplify right side
    749,114.94x = 507,141,528,121.48
  5. Step 5: Solve for x
    x = 507,141,528,121.48/749,114.94
  6. Step 6: Final answer
    x = 676,987.60

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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.