Finding the Fourth Proportional to 608,325.60, 912,417.36 and 187,565.28
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Solution
The fourth proportional to 608,325.60, 912,417.36 and 187,565.28 is: 281,326.02
Step by Step Solution
- Step 1: Write the proportion equation
608,325.60 : 912,417.36 = 187,565.28 : x - Step 2: Convert to fraction form
608,325.60/912,417.36 = 187,565.28/x - Step 3: Cross multiply
608,325.60x = 912,417.36 × 187,565.28 - Step 4: Simplify right side
608,325.60x = 171,137,817,605.26 - Step 5: Solve for x
x = 171,137,817,605.26/608,325.60 - Step 6: Final answer
x = 281,326.02
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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.