Finding the Fourth Proportional to 736,027.94, 1,103,387.59 and 286,644.98
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Solution
The fourth proportional to 736,027.94, 1,103,387.59 and 286,644.98 is: 429,712.65
Step by Step Solution
- Step 1: Write the proportion equation
736,027.94 : 1,103,387.59 = 286,644.98 : x - Step 2: Convert to fraction form
736,027.94/1,103,387.59 = 286,644.98/x - Step 3: Cross multiply
736,027.94x = 1,103,387.59 × 286,644.98 - Step 4: Simplify right side
736,027.94x = 316,280,513,667.80 - Step 5: Solve for x
x = 316,280,513,667.80/736,027.94 - Step 6: Final answer
x = 429,712.65
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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.