Home / 436,462.12-602,248.29-245,438.59

Finding the Fourth Proportional to 436,462.12, 602,248.29 and 245,438.59

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Solution

The fourth proportional to 436,462.12, 602,248.29 and 245,438.59 is: 338,666.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,462.12 : 602,248.29 = 245,438.59 : x
  2. Step 2: Convert to fraction form
    436,462.12/602,248.29 = 245,438.59/x
  3. Step 3: Cross multiply
    436,462.12x = 602,248.29 × 245,438.59
  4. Step 4: Simplify right side
    436,462.12x = 147,814,971,127.51
  5. Step 5: Solve for x
    x = 147,814,971,127.51/436,462.12
  6. Step 6: Final answer
    x = 338,666.21

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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.