Home / 350,417.02-523,705.68-255,846.59

Finding the Fourth Proportional to 350,417.02, 523,705.68 and 255,846.59

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Solution

The fourth proportional to 350,417.02, 523,705.68 and 255,846.59 is: 382,368.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,417.02 : 523,705.68 = 255,846.59 : x
  2. Step 2: Convert to fraction form
    350,417.02/523,705.68 = 255,846.59/x
  3. Step 3: Cross multiply
    350,417.02x = 523,705.68 × 255,846.59
  4. Step 4: Simplify right side
    350,417.02x = 133,988,312,391.63
  5. Step 5: Solve for x
    x = 133,988,312,391.63/350,417.02
  6. Step 6: Final answer
    x = 382,368.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.