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Finding the Fourth Proportional to 345,602.04, 476,952.78 and 260,569.08

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Solution

The fourth proportional to 345,602.04, 476,952.78 and 260,569.08 is: 359,601.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,602.04 : 476,952.78 = 260,569.08 : x
  2. Step 2: Convert to fraction form
    345,602.04/476,952.78 = 260,569.08/x
  3. Step 3: Cross multiply
    345,602.04x = 476,952.78 × 260,569.08
  4. Step 4: Simplify right side
    345,602.04x = 124,279,147,088.04
  5. Step 5: Solve for x
    x = 124,279,147,088.04/345,602.04
  6. Step 6: Final answer
    x = 359,601.89

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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.