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Finding the Fourth Proportional to 473,038.80, 652,808.70 and 269,084.40

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Solution

The fourth proportional to 473,038.80, 652,808.70 and 269,084.40 is: 371,345.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,038.80 : 652,808.70 = 269,084.40 : x
  2. Step 2: Convert to fraction form
    473,038.80/652,808.70 = 269,084.40/x
  3. Step 3: Cross multiply
    473,038.80x = 652,808.70 × 269,084.40
  4. Step 4: Simplify right side
    473,038.80x = 175,660,637,354.28
  5. Step 5: Solve for x
    x = 175,660,637,354.28/473,038.80
  6. Step 6: Final answer
    x = 371,345.09

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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.