Home / 749,607.42-1,124,780.50-350,275.80

Finding the Fourth Proportional to 749,607.42, 1,124,780.50 and 350,275.80

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Solution

The fourth proportional to 749,607.42, 1,124,780.50 and 350,275.80 is: 525,586.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,607.42 : 1,124,780.50 = 350,275.80 : x
  2. Step 2: Convert to fraction form
    749,607.42/1,124,780.50 = 350,275.80/x
  3. Step 3: Cross multiply
    749,607.42x = 1,124,780.50 × 350,275.80
  4. Step 4: Simplify right side
    749,607.42x = 393,983,389,461.90
  5. Step 5: Solve for x
    x = 393,983,389,461.90/749,607.42
  6. Step 6: Final answer
    x = 525,586.30

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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.