Home / 424,655.14-586,040.26-243,402.06

Finding the Fourth Proportional to 424,655.14, 586,040.26 and 243,402.06

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Solution

The fourth proportional to 424,655.14, 586,040.26 and 243,402.06 is: 335,904.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,655.14 : 586,040.26 = 243,402.06 : x
  2. Step 2: Convert to fraction form
    424,655.14/586,040.26 = 243,402.06/x
  3. Step 3: Cross multiply
    424,655.14x = 586,040.26 × 243,402.06
  4. Step 4: Simplify right side
    424,655.14x = 142,643,406,526.94
  5. Step 5: Solve for x
    x = 142,643,406,526.94/424,655.14
  6. Step 6: Final answer
    x = 335,904.11

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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.