Home / 404,367,031.60-606,550,547.40-396,304,874.80

Finding the Fourth Proportional to 404,367,031.60, 606,550,547.40 and 396,304,874.80

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Solution

The fourth proportional to 404,367,031.60, 606,550,547.40 and 396,304,874.80 is: 594,457,312.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,367,031.60 : 606,550,547.40 = 396,304,874.80 : x
  2. Step 2: Convert to fraction form
    404,367,031.60/606,550,547.40 = 396,304,874.80/x
  3. Step 3: Cross multiply
    404,367,031.60x = 606,550,547.40 × 396,304,874.80
  4. Step 4: Simplify right side
    404,367,031.60x = 240,378,938,747,228,448
  5. Step 5: Solve for x
    x = 240,378,938,747,228,448/404,367,031.60
  6. Step 6: Final answer
    x = 594,457,312.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.