Finding the Fourth Proportional to 572,931.36, 790,368.84 and 381,700.08
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Solution
The fourth proportional to 572,931.36, 790,368.84 and 381,700.08 is: 526,561.94
Step by Step Solution
- Step 1: Write the proportion equation
572,931.36 : 790,368.84 = 381,700.08 : x - Step 2: Convert to fraction form
572,931.36/790,368.84 = 381,700.08/x - Step 3: Cross multiply
572,931.36x = 790,368.84 × 381,700.08 - Step 4: Simplify right side
572,931.36x = 301,683,849,457.51 - Step 5: Solve for x
x = 301,683,849,457.51/572,931.36 - Step 6: Final answer
x = 526,561.94
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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.