Finding the Fourth Proportional to 495,559.04, 683,813.45 and 291,565.09
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Solution
The fourth proportional to 495,559.04, 683,813.45 and 291,565.09 is: 402,325.68
Step by Step Solution
- Step 1: Write the proportion equation
495,559.04 : 683,813.45 = 291,565.09 : x - Step 2: Convert to fraction form
495,559.04/683,813.45 = 291,565.09/x - Step 3: Cross multiply
495,559.04x = 683,813.45 × 291,565.09 - Step 4: Simplify right side
495,559.04x = 199,376,126,925.10 - Step 5: Solve for x
x = 199,376,126,925.10/495,559.04 - Step 6: Final answer
x = 402,325.68
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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.