Home / 473,140.04-652,908.32-258,238.40

Finding the Fourth Proportional to 473,140.04, 652,908.32 and 258,238.40

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Solution

The fourth proportional to 473,140.04, 652,908.32 and 258,238.40 is: 356,355.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,140.04 : 652,908.32 = 258,238.40 : x
  2. Step 2: Convert to fraction form
    473,140.04/652,908.32 = 258,238.40/x
  3. Step 3: Cross multiply
    473,140.04x = 652,908.32 × 258,238.40
  4. Step 4: Simplify right side
    473,140.04x = 168,605,999,903.49
  5. Step 5: Solve for x
    x = 168,605,999,903.49/473,140.04
  6. Step 6: Final answer
    x = 356,355.38

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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.