Finding the Fourth Proportional to 566,595.77, 781,900.74 and 311,946.95
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Solution
The fourth proportional to 566,595.77, 781,900.74 and 311,946.95 is: 430,486.00
Step by Step Solution
- Step 1: Write the proportion equation
566,595.77 : 781,900.74 = 311,946.95 : x - Step 2: Convert to fraction form
566,595.77/781,900.74 = 311,946.95/x - Step 3: Cross multiply
566,595.77x = 781,900.74 × 311,946.95 - Step 4: Simplify right side
566,595.77x = 243,911,547,136.24 - Step 5: Solve for x
x = 243,911,547,136.24/566,595.77 - Step 6: Final answer
x = 430,486.00
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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.