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Finding the Fourth Proportional to 575,490.04, 794,677.72 and 360,998.80

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Solution

The fourth proportional to 575,490.04, 794,677.72 and 360,998.80 is: 498,492.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,490.04 : 794,677.72 = 360,998.80 : x
  2. Step 2: Convert to fraction form
    575,490.04/794,677.72 = 360,998.80/x
  3. Step 3: Cross multiply
    575,490.04x = 794,677.72 × 360,998.80
  4. Step 4: Simplify right side
    575,490.04x = 286,877,703,306.74
  5. Step 5: Solve for x
    x = 286,877,703,306.74/575,490.04
  6. Step 6: Final answer
    x = 498,492.91

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Similar ratio
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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.