Finding the Fourth Proportional to 750,263.68, 1,125,390.66 and 189,298.72
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Solution
The fourth proportional to 750,263.68, 1,125,390.66 and 189,298.72 is: 283,946.85
Step by Step Solution
- Step 1: Write the proportion equation
750,263.68 : 1,125,390.66 = 189,298.72 : x - Step 2: Convert to fraction form
750,263.68/1,125,390.66 = 189,298.72/x - Step 3: Cross multiply
750,263.68x = 1,125,390.66 × 189,298.72 - Step 4: Simplify right side
750,263.68x = 213,035,011,437.96 - Step 5: Solve for x
x = 213,035,011,437.96/750,263.68 - Step 6: Final answer
x = 283,946.85
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.