Finding the Fourth Proportional to 1,009,303.95, 1,392,841.76 and 556,590.99
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Solution
The fourth proportional to 1,009,303.95, 1,392,841.76 and 556,590.99 is: 768,096.84
Step by Step Solution
- Step 1: Write the proportion equation
1,009,303.95 : 1,392,841.76 = 556,590.99 : x - Step 2: Convert to fraction form
1,009,303.95/1,392,841.76 = 556,590.99/x - Step 3: Cross multiply
1,009,303.95x = 1,392,841.76 × 556,590.99 - Step 4: Simplify right side
1,009,303.95x = 775,243,171,328.79 - Step 5: Solve for x
x = 775,243,171,328.79/1,009,303.95 - Step 6: Final answer
x = 768,096.84
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.